Charlie and Art are PERFECT for Goku and Vegeta! Art is 5'3" and Charlie is 5'11" (just a little taller than Goku's 5'7") which are the perfect heights for this:
Also, they are both extremely talented martial artists so maybe a display of male prowess is in store?
I personally picked Launch over Bulma because she is done so little. I really like her and her badas
The wig I am planning on using is this one, plus alot of Farah Fawcett flipped out curls and wig hairspray.