Alex Hirsch was 32 in Elvis and Dimmi when he played the character 'Gary / Shopkeeper (voice)'.
That was over 5 years ago in 2018.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 37, and has starred in 4 movies in total, 3 of those since Elvis and Dimmi was released.
In Elvis and Dimmi, I think Alex Hirsch looks: