 However, he received much more attention for his half-time accordion performances; indeed, some basketball historians have credited Lavelli's mini-concerts for saving the early Celtics franchise, which was in danger of folding due to lack of fans and money.In a typical performance, Lavelli would greet the fans and play "Granada", "Lady of Spain", and other musical pieces before dashing off to the Celtics' locker room.He usually played in his basketball jersey, as he had little time to change his clothes.