How long do tattoos last? Well, not as long as they used to.

Studies show that half of all people who get tattoos regret them later. So it's no surprise that when it comes to celebrities they're no exception. Check out these celebrities who went under the laser.

Angelina Jolie says goodbye to Billy Bob

Mark Wahlberg grows out of his ink

Megan Fox's Marilyn Monroe tattoo gets a little lighter

Rose McGowan before and after

Jessica Alba removes her neck tattoo

50 Cent gets a little more professional

Britney Spears removes her Arabic neck tattoo

Eva Longoria loses Tony Parker's jersey number

How about something a little less permanent? Check out our collection of Temporary Tattoos