India, Aug. 4 -- Honeymoon is the first chapter in a married couple's life, kickstarting their journey with a dreamy, romantic getaway. But this much-anticipated trip is getting turned into a full-blown family vacation with in-laws and even siblings tagging along. Instead of intimate couples massage therapies, honeymoons are slowly becoming awkward with uncomfortable dinner table conversations and day sightseeing with family.

HBO's White Lotus series, which follows the staff and guests at a luxury resort, taps into a similar shock factor: the big punch in the gut when Rachel Patton's mother-in-law, Kitty Patton, shows up uninvited on honeymoon to surprise them. The mother was so obsessed with her son, Shane, that she crashed their honeym...