Complex sentence: There are frequent references to Scott's childhood in Philadelphia and attending Temple University (Cosby is sometimes seen wearing his own Temple sweatshirt), and in the "Cops and Robbers" episode, Scotty returns home to Philadelphia to re-visit his old neighborhood.
Split into simpler sentences: There are frequent references to Scott's childhood in Philadelphia and attending Temple University (Cosby is sometimes seen wearing his own Temple sweatshirt). And in the "Cops and Robbers" episode, Scotty returns home to Philadelphia to re-visit his old neighborhood.