Johnny Galecki and Kelli Garner have broken up. The Big Bang Theory actor and the Pan Am actress took their romance public in March 2012, and the exes have staying amicable post-split. A source says, “It’s all good. They still hang out a lot.” Staying friends with exes seemingly comes easy for Galecki. He brought Garner to his ex-girlfriend and co-star Kaley Cuoco-Sweeting’s wedding to tennis player Ryan Sweeting on New Year’s Eve in 2013.