You dont have to do a lot. i deleted a few porn links a while ago. i clicked on the link to see what it was and i was like OH MY GOD. But u know it was a sacrifice i had to make, its all part of the job, checking out porn links.
You can sometimes here him slip back into Ali in mib2, its only just noticeable. His voice did get deeper after it tho, but i dont know if that has anything to do with him getting bigger.