I'm sure he's just going to acquire the welcome cake.

Sometimes something is just so THERE that the spot check is redundant...but required.

Share a story about a time there was something that you just couldn't miss, and were required to roll checks anyway. Double brownies if people missed those rolls.

I may have forced an unnecessary perception check or two on occasion.
There was the time with the undead gorilla, that somehow the healer missed on like a DC5 check.
Or noticing the dinosaur tracks.

that would be the session with the Literal elephant in the room.

party was hired to bodyguard some jerk VIP during a big party.. and had to roll to notice the idiots trying to sneak the preforming animal though the back part to reach the stage.

New player who has a bucket covering his head: "Can I roll to take the bucket off my head?"
DM: "You don't need to roll, you can just do it."
rolls a 1
DM: "You fail to take the bucket off your head."

I'll bet he just needed to get some special eucalyptus and chili throat lozenges from his house. All that singing and talking must play hell with his vocal chords.