He covers everything from Allen in "Jumanji"…
"Sarah Whittle…do you remember a game called ‘Jumanji’? It’s me Allen."
To Mrs. Doubtfire. And they're all perfect.
"God I hope it’s not Miranda…Hello? Ohhhhh, definitely dear."
Now sit back, and enjoy.
And just in case you’re a skeptic (or a troll), although his perfect execution makes it hard to believe, yes, these are all 100% Jamie’s voice.