That guy is a real person from the real world, the dialogue in the first panel is verbatim what I heard him say in the supermarket checkout line. Those are the clothes he was wearing. That is his real hair.

John Simpson
2020-09-09 11:42:00 +0000 UTCTrey
2020-08-05 16:00:26 +0000 UTCSusan Smith
2020-08-05 16:00:21 +0000 UTCSusan Smith
2020-08-05 15:59:37 +0000 UTCStefan Edward Jones
2020-08-05 15:09:06 +0000 UTCR. S. Buchanan
2020-08-05 13:41:50 +0000 UTCJ.E. Melton
2020-08-05 13:01:55 +0000 UTCJason Pettis
2020-08-05 13:01:20 +0000 UTCElizabeth Bear
2020-08-05 09:25:04 +0000 UTC