Today is Justin Bieber’s SWEET 16TH birthday.  So many fans want to wish Justin a happy birthday that the words #happybirthdayjustin are a trending topic on Twitter.  In honor of Justin’s birthday, check out this awesome interview from when he was in England…he even does the signature hair flip!

Today is Taylor Lautner’s 18th birthday.  And what is Taylor doing to celebrate?  “Absoultely nothing,” says the star.  With all of his upcoming movie roles, we think a relaxing birthday might be just what Taylor needs!

Photo by twilight foxdie

Today is Taylor Swift’s 20th birthday.  We hope she has an even happier and more successful year than the last!

Photo by El Maestro Del Ocio

Today is Wizards of Waverly Place star Jake T. Austin’s 15th birthday!  We’ve seen Jake grow up a lot through his years on Wizards….what do you think his acting future holds??

Today is Miley Cyrus‘ 17th birthday!  Last year, the star held a Sweet 16 party in Disneyland, and this year, she’ll be celebrating with family and friends in North Carolina.  We hope that she has another great year!

Photo by calmdownlove