Complex sentence: Eddie was an ice hockey player of French Canadian background, and was married to "Cheers" waitress Carla Tortelli, whom he had met when he stopped by the bar after moving to Boston to play goaltender for the Boston Bruins hockey team.
Split into simpler sentences: Eddie was an ice hockey player of French Canadian background, and was married to "Cheers" waitress Carla Tortelli. Carla and Eddie had met when Eddie began frequenting the bar after moving to Boston to play goaltender for the Boston Bruins hockey team.