Riley Mesnick's Super Sweet 1st Birthday Bash

The Bachelor alums Jason and Molly throw their daughter a fun-filled party with family and friends

PRETTY IN PINK

Jason and Molly Mesnick's daughter Riley (who turned 1 on March 14) sure is growing up fast! "She loves to dance!" Molly tells PEOPLE. "The minute we turn on Pharell's "Happy," she goes nuts."