2PM's Wooyoung proved that cute visuals run in his family by showing off his sister! Wooyoung confirmed it was was his sister in the photos, tweeting, "Don't me and my sister look a lot alike?? ^^ It was really a happy day because I got to spend it with my family in a long time♥ Home is definitely the best!!! keke Good night, everyone ^^." Wooyoung also made sure to treat fans with eye candy from the family vacation by going shirtless in the water and even turning around to show off his back muscles.