The flight was smooth and the crew was entertaining. 1. It wasn't clear on Kayak that carry-on luggage prices increased to $45 at 24 hour check-in, and $100 at gate 2. Their 24 hour check-in page broke multiple times when attempting to check in 3.
While you cannot choose single on your taxes when you're married, you can file as married filing separately instead. It's similar to filing as a single person, only you acknowledge the fact that you're legally married.
Married couples can decide to file either jointly or separately when they file an original return for a particular year. Couples can change their minds and switch from two separate returns to a single joint return within three years from the due date of the original return, without extensions.