Solutions "Haha!" in textspeak: Abbr. has 4 entries with similar clues

• 3-letter words
• btw"Before I forget ..." in textspeak: Abbr.
• imo"I believe ..." in textspeak: Abbr.
• 4-letter words
• rofl"HAHA too funny"
• 14-letter words
• bostonteapartyhistoric brew-haha?