Two And A Half Men: Season 6, Episode 20

6 - 20: Hello, I Am Alan Cousteau

Charlie's desperate to make sure Chelsea and Evelyn don't befriend each other following their first meeting; Evelyn bribes Alan with a water-proof Rolex and Jake with a pizza so they can't help Charlie turn Chelsea against her; Charlie ultimately turns the tables and gets his revenge by befriending Chelsea's not-very-tolerant mother, Martha (Meagen Fay). Title quotation from: Alan, while he is testing out his water-proof Rolex in a jug full of water.