Red Dwarf Preferences and One Shots.

Birthdays.

Lister- You plan a party for him, with all his favourite things, you also allow him to play his guitar making sure no one else is allow to complain.

Rimmer- Since he isnt's a big fan or parties. On his birthday you and Rimmer often spend the day together playing games.

Cat- On his birthday you let Cat dress you up in an outfit he choose before going to a party you planned.

Kryten- On his birthday you and Kryten spend the day folding sheets together.