Happy 21st Birthday Miley Cyrus

Happy 21st Birthday Miley Cyrus

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Happy Birthday Ke$ha!

Happy Birthday Ke$ha!

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Happy 20th Birthday Justin Bieber

Happy 20th Birthday Justin Bieber

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Happy Birthday Lady Gaga!

Happy Birthday Lady Gaga!

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Happy Birthday, Kanye West!

Happy Birthday, Kanye West!

Watch the News Video "Happy Birthday, Kanye West!" for free on MTV.com. Watch free full length News Videos on MTV.com.  

Lil Jon, Rick Ross, T.I. Invade Hot 107.9 Birthday Bash

Lil Jon, Rick Ross, T.I. Invade Hot 107.9 Birthday Bash

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Birthday (Lyric)

Birthday (Lyric)

Watch the full length music video "Birthday (Lyric)" from Katy Perry for free on MTV.com.  

Birthday (Official)

Birthday (Official)

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Katy Perry Throws 'Birthday' Bash at 2014 Billboard Music Awards

Katy Perry Throws 'Birthday' Bash at 2014 Billboard Music Awards

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Ian Somerhalder Gives Paul Wesley A Birthday Kiss

Ian Somerhalder Gives Paul Wesley A Birthday Kiss

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Happy Birthday Ed Sheeran Cats

Happy Birthday Ed Sheeran Cats

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Rihanna's Birthday Party!

Rihanna's Birthday Party!

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Chris Brown Celebrates Birthday In Jail + Gets Birthday Wishes From One Of His Exes

Chris Brown Celebrates Birthday In Jail + Gets Birthday Wishes From One Of His Exes

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Heidi's birthday

Heidi's birthday

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Kanye West Already Bored With Kim Kardashian! New Pictures Seem To Show That Kanye Feel Asleep At Kim's Vegas Birthday Party!

Kanye West Already Bored With Kim Kardashian! New Pictures Seem To Show That Kanye Feel Asleep At Kim's Vegas Birthday Party!

Watch Kanye West Already Bored With Kim Kardashian! New Pictures Seem To Show That Kanye Feel Asleep At Kim's Vegas Birthday Party! for free...

Miley Cyrus Planning Outrageous 21st Birthday Party -- She Even Invited Liam Hemsworth!

Miley Cyrus Planning Outrageous 21st Birthday Party -- She Even Invited Liam Hemsworth!

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Lindsay Lohan Stays Sober At Birthday Celebration + Michael Lohan Says She Has Lots Of Money (Oprah Paid In Advance)

Lindsay Lohan Stays Sober At Birthday Celebration + Michael Lohan Says She Has Lots Of Money (Oprah Paid In Advance)

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Harry Styles Birthday!

Harry Styles Birthday!

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World's Worst Birthday Party Entertainers (

World's Worst Birthday Party Entertainers ("Birthday" Music Video Preview)

Watch the full length music video "World's Worst Birthday Party Entertainers ("Birthday" Music Video Preview)" from Katy Perry for free on M...

What Was Wrong With The Birthday Cake The Kardashians Gave Kanye West?

What Was Wrong With The Birthday Cake The Kardashians Gave Kanye West?

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