diff --git a/src/Plivo/Resources/MultiPartyCall/MultiPartyCallInterface.php b/src/Plivo/Resources/MultiPartyCall/MultiPartyCallInterface.php
index 326936d7..ecd58e4f 100644
--- a/src/Plivo/Resources/MultiPartyCall/MultiPartyCallInterface.php
+++ b/src/Plivo/Resources/MultiPartyCall/MultiPartyCallInterface.php
@@ -744,4 +744,56 @@ public function getParticipant($participantId, array $optionalArgs = []){
         );
         return $response->getContent();
     }
+
+    public function startPlayAudio($participantId, $url, array $optionalArgs = []){
+        MPCUtils::validParam('participantId', $participantId, ['string', 'integer'], true);
+        MPCUtils::validUrl('url', $url, true);
+        if(isset($optionalArgs['uuid'])){
+            MPCUtils::validParam('uuid', $optionalArgs['uuid'], ['string'],false);
+        }
+        if(isset($optionalArgs['friendly_name'])){
+            MPCUtils::validParam('friendly_name', $optionalArgs['friendly_name'], ['string'],false);
+        }
+        if(!isset($optionalArgs['uuid'])){
+            $optionalArgs['uuid'] = null;
+        }
+        if(!isset($optionalArgs['friendly_name'])){
+            $optionalArgs['friendly_name'] = null;
+        }
+        $mpcId = self::mpcId($optionalArgs['uuid'], $optionalArgs['friendly_name']);
+        unset($optionalArgs['uuid']);
+        unset($optionalArgs['friendly_name']);
+        $mandatoryArgs = ['url' => $url];
+        $optionalArgs['isVoiceRequest'] = true;
+        $response = $this->client->update(
+            $this->uri. $mpcId. '/Member/'. $participantId. '/Play/',
+            array_merge($mandatoryArgs, $optionalArgs)
+        );
+        return $response->getContent();
+    }
+
+    public function stopPlayAudio($participantId, array $optionalArgs = []){
+        MPCUtils::validParam('participantId', $participantId, ['string', 'integer'], true);
+        if(isset($optionalArgs['uuid'])){
+            MPCUtils::validParam('uuid', $optionalArgs['uuid'], ['string'],false);
+        }
+        if(isset($optionalArgs['friendly_name'])){
+            MPCUtils::validParam('friendly_name', $optionalArgs['friendly_name'], ['string'],false);
+        }
+        if(!isset($optionalArgs['uuid'])){
+            $optionalArgs['uuid'] = null;
+        }
+        if(!isset($optionalArgs['friendly_name'])){
+            $optionalArgs['friendly_name'] = null;
+        }
+        $mpcId = self::mpcId($optionalArgs['uuid'], $optionalArgs['friendly_name']);
+        unset($optionalArgs['uuid']);
+        unset($optionalArgs['friendly_name']);
+        $optionalArgs['isVoiceRequest'] = true;
+        $response = $this->client->delete(
+            $this->uri. $mpcId. '/Member/'. $participantId. '/Play/',
+            $optionalArgs
+        );
+        return $response->getContent();
+    }
 }
\ No newline at end of file
diff --git a/tests/Mocks/multiPartyCallsStartParticipantRecordingResponse.json b/tests/Mocks/multiPartyCallsStartParticipantRecordingResponse.json
new file mode 100644
index 00000000..088197e4
--- /dev/null
+++ b/tests/Mocks/multiPartyCallsStartParticipantRecordingResponse.json
@@ -0,0 +1,6 @@
+{
+  "api_id": "036c80f3-3721-11ec-a678-0242ac110002",
+  "message": "MPC: samplempc participant record started",
+  "recording_id": "24670db8-c723-4ba2-8521-f10ec41ddf8b",
+  "recording_url": "https://media-qa.voice.plivodev.com/v1/Account/MAXXXXXXXXXXXX/Recording/XXXXX-XXXX-XXXX-XXXXX.mp3"
+}
\ No newline at end of file
diff --git a/tests/Mocks/multiPartyCallsStartPlayAudioResponse.json b/tests/Mocks/multiPartyCallsStartPlayAudioResponse.json
new file mode 100644
index 00000000..f1dc9a68
--- /dev/null
+++ b/tests/Mocks/multiPartyCallsStartPlayAudioResponse.json
@@ -0,0 +1,8 @@
+{
+  "api_id": "c07db813-3721-11ec-8bcd-0242ac110008",
+  "message": "play queued into MPC",
+  "mpcMemberId": [
+    "1003"
+  ],
+  "mpcName": "samplempc"
+}
\ No newline at end of file
diff --git a/tests/Resources/MultiPartyCallTest.php b/tests/Resources/MultiPartyCallTest.php
index eb043dee..c0135bd4 100644
--- a/tests/Resources/MultiPartyCallTest.php
+++ b/tests/Resources/MultiPartyCallTest.php
@@ -49,6 +49,7 @@ function testMPCAddParticipant(){
                 'confirm_key_sound_method'=> 'GET',
                 'dial_music'=> 'Real',
                 'ring_timeout'=> 45,
+                'delay_dial'=> 0,
                 'max_duration'=> 14400,
                 'max_participants'=> 10,
                 'wait_music_method'=> 'GET',
@@ -70,7 +71,7 @@ function testMPCAddParticipant(){
                 'enter_sound'=> 'beep:1',
                 'enter_sound_method'=> 'GET',
                 'exit_sound'=> 'beep:2',
-                'exit_sound_method'=> 'GET',
+                'exit_sound_method'=> 'GET'
             ]);
         $body = file_get_contents(__DIR__ . '/../Mocks/multiPartyCallsAddParticipantResponse.json');
 
@@ -218,9 +219,94 @@ function testMPCGetParticipant(){
         );
         $body = file_get_contents(__DIR__ . '/../Mocks/multiPartyCallsGetParticipantResponse.json');
 
-        $this->mock(new PlivoResponse($request,200));
+        $this->mock(new PlivoResponse($request,200, $body));
         $actual = $this->client->multiPartyCalls->getParticipant(10, ['uuid' => '12345678-90123456']);
         $this->assertRequest($request);
         self::assertNotNull($actual);
     }
+
+    function testMPCStartParticipantRecording(){
+        $request = new PlivoRequest(
+            'POST',
+            'Account/MAXXXXXXXXXXXXXXXXXX/MultiPartyCall/uuid_12345678-90123456/Participant/10/Record/',
+            ['file_format'=> 'wav',
+                'status_callback_url'=> 'https://plivo.com/status',
+                'status_callback_method'=> 'POST']
+        );
+        $body = file_get_contents(__DIR__ . '/../Mocks/multiPartyCallsStartParticipantRecordingResponse.json');
+
+        $this->mock(new PlivoResponse($request,200));
+        $actual = $this->client->multiPartyCalls->startParticipantRecording(10, ['uuid' => '12345678-90123456',
+            'file_format'=> 'wav',
+            'status_callback_url'=> 'https://plivo.com/status',
+            'status_callback_method'=> 'POST']);
+        $this->assertRequest($request);
+        self::assertNotNull($actual);
+    }
+
+    function testMPCStopParticipantRecording(){
+        $request = new PlivoRequest(
+            'DELETE',
+            'Account/MAXXXXXXXXXXXXXXXXXX/MultiPartyCall/uuid_12345678-90123456/Participant/10/Record/',
+            []
+        );
+
+        $this->mock(new PlivoResponse($request,204));
+        $actual = $this->client->multiPartyCalls->stopParticipantRecording(10, ['uuid' => '12345678-90123456']);
+        $this->assertRequest($request);
+        self::assertNotNull($actual);
+    }
+
+    function testMPCPauseParticipantRecording(){
+        $request = new PlivoRequest(
+            'POST',
+            'Account/MAXXXXXXXXXXXXXXXXXX/MultiPartyCall/uuid_12345678-90123456/Participant/10/Record/Pause/',
+            []
+        );
+
+        $this->mock(new PlivoResponse($request,204));
+        $actual = $this->client->multiPartyCalls->pauseParticipantRecording(10, ['uuid' => '12345678-90123456']);
+        $this->assertRequest($request);
+        self::assertNotNull($actual);
+    }
+
+    function testMPCResumeParticipantRecording(){
+        $request = new PlivoRequest(
+            'POST',
+            'Account/MAXXXXXXXXXXXXXXXXXX/MultiPartyCall/uuid_12345678-90123456/Participant/10/Record/Resume/',
+            []
+        );
+
+        $this->mock(new PlivoResponse($request,204));
+        $actual = $this->client->multiPartyCalls->resumeParticipantRecording(10, ['uuid' => '12345678-90123456']);
+        $this->assertRequest($request);
+        self::assertNotNull($actual);
+    }
+
+    function testMPCStartPlayAudio(){
+        $request = new PlivoRequest(
+            'POST',
+            'Account/MAXXXXXXXXXXXXXXXXXX/MultiPartyCall/uuid_12345678-90123456/Member/10/Play/',
+            ['url' => 'https://s3.amazonaws.com/XXX/XXX.mp3']
+        );
+        $body = file_get_contents(__DIR__ . '/../Mocks/multiPartyCallsStartPlayAudioResponse.json');
+
+        $this->mock(new PlivoResponse($request,202, $body));
+        $actual = $this->client->multiPartyCalls->startPlayAudio(10, "https://s3.amazonaws.com/XXX/XXX.mp3", ['uuid' => '12345678-90123456']);
+        $this->assertRequest($request);
+        self::assertNotNull($actual);
+    }
+
+    function testMPCStopPlayAudio(){
+        $request = new PlivoRequest(
+            'DELETE',
+            'Account/MAXXXXXXXXXXXXXXXXXX/MultiPartyCall/uuid_12345678-90123456/Member/10/Play/',
+            []
+        );
+
+        $this->mock(new PlivoResponse($request,204));
+        $actual = $this->client->multiPartyCalls->stopPlayAudio(10, ['uuid' => '12345678-90123456']);
+        $this->assertRequest($request);
+        self::assertNotNull($actual);
+    }
 }
\ No newline at end of file