2PM member Nichkhun recently updated his Twitter with a cute baby photo! Amusingly, he wrote, "I didn't know I had a twin brother~", referring to the strange doll sitting beside the baby Nichkhun. Some of the comments left by netizens include, "This is super cute!",�"Haha, your twinnie brother's smile!", and "Your twin looks so evil..." Meanwhile, 2PM successfully wrapped up their first concert for the 'Hands Up Asia Tour', and will commence with their second concert in Seoul later today at 6PM KST. Source: Nichkhun's Twitter