Jamie Campbell Bower and Lily Collins have ended their relationship. The couple, both 24, first started dating in July 2012 while shooting The Mortal Instruments: City of Bones in Toronto. With an August 21 release date, the pair have had to reunite to do promotional work for the film. An insider told Us Weekly that the two have remained good friends. “They’ve been really good about doing the press tour together for their movie,” said the source. “They were able to stay friendly.” Jamie was previously engaged to his Harry Potter and the Deathly Hallows: Part 1 co-star Bonnie Wright, but they split in June 2012. Lily previously dated her Abduction co-star, Taylor Lautner. ~Alfonso Espina