One of the greatest, most successful athletes of our generation turns 38 years old today.

Yes, folks, Derek Jeter is celebrating a birthday, along with a 7-1 New York Yankees win over the Cleveland Indians last night.

Posted in: Derek Jeter

Mary-Kate and Ashley Olsen turn 26 years old today ... which will totally make anyone who remembers them on Full House for freaking ever ago feel old.

Following their acting debut as infants, the twins appeared together in a variety of TV, film and video projects throughout their child and teenage years.

Posted in: Mary-Kate Olsen