India, Feb. 9 -- A uthor and talk-show host Twinkle Khanna treated fans to a playful glimpse into her married life on Saturday, sharing a fun Instagram post with her husband, actor Akshay Kumar. In the snapshots, Twinkle, 52, is seen feeding Akshay, 58, before happily digging into the treat herself as he playfully raises a mock fist. In her caption, she declared: "Rule 1: Dessert always wins. Rule 2: Pretending to share is mandatory, even if you have zero intention of it. Rule 3: A mock punch is a valid negotiation tactic. Gluttony must be defended at all costs. Verdict: Following these rules and getting fun pictures in the bargain is the literal version of eating your dessert and having it too." HTC...