i haven't used youtube multiplier for these times but i try :)
All i used is:
The Cookies (Sonic SFM)
Tails's First Cut (Sonic SFM)
The Ghostly Howl (Soni.. uhh wait Sonic SFM)
Tails's Sickness (Sonic SFM (a long 9 min video)
A Knot So Good Morning (Sonic SFM)
If you want to use youtube multiplier them use here. Sorry bc no link :(