Audio problem: Drake starts playing his electric guitar while Josh is doing his homework. His guitar sounds amplified, even though his guitar isn't plugged into an amp.
Revealing mistake: When Josh says "I do not look good in pink panties" in the intro, he looks down below the camera at what we can assume is a script. He also cracks the tiniest smile near the cut, which is breaking character, as he was angry in that moment.
Answer: Ashely Blake.