They were offended by a napkin. Delta gave 'em napkins, and the 'creepy' napkin was just too much for them to handle.
Ignore 'em. Wipe ya mouth with 'em. Hell if you're offended by them wipe ya ass with them.
The most offensive part of the napkin was the words "Diet Coke".
Just die, Snowflake, die and remove yourself from the gene pool.
FFS.