you two should kiss

What you say to a friend who has a girlfriend and they haven't kissed to make them feel awkward. Also to make fun of a friend who's interested in a girl and won't do anything.

Cody was meeting up with his girlfriend and his friends screamed you two should kiss.
Brian was invited to a party with a girl but he wouldn't do anything to her so his friends screamed you two should kiss.
Christian got depressed about his girlfriend leaving him and then tried to go after another but wouldn't do anything so is friends yelled you two should kiss.