Actor Johnny Galecki and his actress girlfriend Kelli Garner have parted ways after more than two years together.

The Big Bang Theory star and Garner made their debut as a couple in March, 2012 after a few months of hiding their romance, but they recently decided to call it quits, according to Us Weekly.

The insider reveals that "Johnny and Kelli are still best friends" after the split.

Galecki secretly dated his co-star Kaley Cuoco-Sweeting for two years while Pan Am beauty Garner previously dated actor Logan Marshall-Green.