STAN HONDA/AFP/Getty Images; GTRES/FAMEFLYNET PICTURES; instagram
Blunders, babies and butts, oh my!
While Shakira was busy giving birth to her baby boy Milan Tuesday, Beyoncé was dealing with a lip-synching controversy and Justin Bieber was showing off his, um, assets on Twitter.
And those weren't the only celebrities making headlines this week.
Take a look at the stars that topped our most recent photo galleries!