Why did the man get fired from the orange juice factory?

He couldn't concentrate.

I tried to start a career as a fisherman, but it wasn't going well.

I guess you could say I was having a reel problem.

I've been trying to become a master baker, but it's not going well.

I guess you could say I'm struggling to knead the results I want.

I'm trying to start a band, but it's a treble-making process.