After Ms Tallulah Lafitte places a hex on Rochelle and the beauty salon, she leaves and Rochelle says "... and a babalu to you too!" Babalu was the name of Ricky's Ricardo's night club as well as his signature song.
Chris calls in a fake bomb threat at Tattaglia High School to avoid a presentation. At the end of the episode, a real bomb blows up Barzini High School. Tattaglia and Barzini were the Corleone family's enemies in The Godfather.