In the 2002 film, Ana Faris offers to spend time with Angela Bettis after Bettis compliments Faris's neck. This was a hint to Bettis's character that simultaneous lesbian oral sex was an option for their time together. It's a simple reference to standard sexual position sixty nine.
Hey Clarissa, would you like to come back to my apartment after this female-only wine tasting and eat some melons?