Fanboy & Chum Chum/Teletubbies

 version 1 
 * Fanboy as Tinky winky
 * ChumChum as Gromit
 * Yo as La La
 * Sportacus from Lazytown as Po

 version 2 
 * Yum Yum as Tinky winky
 * ChumChum as Dispy
 * Yo as La La
 * Fanboy as Po