I have no idea, but this looks like a good joke. So post your proposals in comments.
If he was going to be Impotent he wanted to look impotent. (important)
Latvian potato is best potato. Is kind you spend whole life looking for. Also, low calories.
Wow, such empty
Three. One to post it, the second to post a better punchline in the comments, and the third to complain that it's a repost.
By posting it over and over on the same subreddit
Because his parents are vegetables.
Because there wasn't a Zebra crossing Sorry, my 5 year old son made me post this
No idea." "Denim." "Denim " "Denim denim denim denim denim..."
A Racist!
The Mediterranean Sea.
Because sixty-seconds=minute.
An antique.