Patty waits for Monica while watching I Dream of Jeannie (1965). In the same episode, Sam and Nathan go to hear Malcolm X speak. Malcolm X was assassinated on February 21, 1965 and the first episode of I Dream of Jeannie (1965) aired on September 18, 1965.
Roxanne wants Lenny to appear in Hullabaloo (1965). However, this episode takes place in February 1965 and Hullabaloo (1965) did not premiere until September of that year.