Complex sentence: Tony asked Liam to be his best man much to Liam's surprise as they hugged Tony jokingly said that he was going to push Liam over the edge, an ominous sign of Liam's fate.
Split into simpler sentences: Tony asked Liam to be his best man, much to Liam's surprise. As they hugged, Tony jokingly said that he was going to push Liam over the edge, an ominous sign of Liam's fate.