The 4 Seasons, Op. 8 No. 1 RV 269 La primavera: I. Allegro

Lumiere String Quartet

Leonard's owner plays this to him

Life After the End of the World

Ringworm

Leonard's favourite song

You're My Best Friend - Remastered 2011

Queen

When Gidget tells Tiberious she can be his best friend if he helps her finding Max

Taps - U.S. Marine Band

Los Lobos

Inside Pup's (the old beagle) department

Happy

Pharrell Williams

Plays inside a car.

Stayin' Alive - Radio Edit

N-Trance

Plays when Max is trying to show the other pets how superior he is to Duke.

Bounce

System Of A Down

Plays near the beginning, when the poodle Leonard's owner is leaving.

Welcome to New York

Taylor Swift

Plays during the opening of the film.

Lovely Day

Bill Withers

Plays when the pets are climbing back to their apartment

We Go Together

Alexandre Desplat

Plays when Max and Duke are inside a sausage factory and are hallucinating living sausages.

No Sleep Till Brooklyn

Beastie Boys

Plays when Snowball and Max driving the Bus on the Brooklyn Bridge

Good Day

Nappy Roots

When the pets visit Pops' place to help find Max and Duke.

Party Hard

Andrew W.K.

End credit scene (Costume party)

Do Your Thing

Basement Jaxx

(Teaser Trailer)