Butthead is a favorite universal one! lol

Let's see:

Sox--Soxers
Tigger--Tig or Tiggerman
Jasmine--Jazzy or Jazz
Shawna--Shawnagirl
George--Littleman
Serenity--SEE REN I TEEEEEE
Billy--BillyMan (one of my students at school calls him One Eyed Jack)
DeeDee--Deeders
Vonney--VonneyMan
Dudley--Dudders
Sophie--Soph or Sophers
Daisy Mae--Daisy or Daisygirl
Jessie--Jess or Puffers
Max--Maxxers or Maxwell or Maximillian
Sammy--Sammers or Sam or Samuel