Third studio album by the American singer-songwriter. The record includes the hit singles \’California Gurls (feat. Snoop Dogg)\’, \’Teenage Dream\’, \’Firework\’ and \’Last Friday Night (T.G.I.F.)\’. Disc 11. Teenage Dream – Katy Perry (3.47)2. Last Friday Night (T.G.I.F) – Katy Perry (3.50)3. California Gurls (Feat. Snoop Dogg) – Katy Perry (3.54)4. Firework – Katy Perry (3.47)5. Peacock – Katy Perry (3.51)6. Circle the Drain – Katy Perry (4.32)Disc 21. The One That Got Away – Katy Perry (3.47)2. E.T. – Katy Perry (3.26)3. Who Am I Living For? – Katy Perry (4.08)4. Pearl – Katy Perry (4.07)5. Hummingbird Heartbeat – Katy Perry (3.32)6. Not Like the Movies – Katy Perry (4.01)