Video: Valentine's Day: Male couple win kissing competition with world record 50-hour embrace The kissing marathon kicked off at Thailand's Pattaya beach town on Sunday, with the winning couple finally parting lips a record 50 hours later on Valentine's Day. Competitors could not move from their space of one square metre and were only allowed to drink water and food through a straw. The rules stated that participants were not allowed to use the toilets in the first three hours of the competition and after that, could only go for a bathroom break if accompanied by a referee. The previous Guinness World Record for the longest kiss was held by Lakkana and Ekkachai Tiranarat, a Thai couple from Bangkok at 46 hours 24 minutes and 9 seconds The winning couple also get to bring home a diamond ring worth 100,000 baht (£2,125) and hotel gift voucher worth 200,000 baht (£4,250).