Originally Posted by Tchiowa

Not necessarily annoying, but I regularly see people getting on the plane walking through First Class looking for their seat. Boarding pass says 34J. They look at the first row, "1". Go to the next row. Stop. Look at the row. "2". One row at a time until they get to the end of First Class. They see the smaller seats, stop and start looking at row numbers in First Class again. Just in case the airline accidentally stuck row 34 between rows 2 and 3.