Head & Shoulders with Marshall & Fawcett, early 1970s. 'Hates your dandruff. Loves your hair.'

Commercial break time. Here’s one for Head & Shoulders shampoo from the early 1970s featuring two future TV series stars. Watch as wacky roommates Penny Marshall (Laverne & Shirley) and Farrah Fawcett (Charlie’s Angels) lather up the laughs in the bathroom.

(Thanks, YouTube poster Commercialjukebox)