[Photo/Twitter] Kevin with his sister and Brian!

U-Kiss Kevin tweeted the picture above and he said "TRICK OR TWEET~ *^^* here's a pic with my sister @deewoo5 and@Brianjoomuzik I was...UKISS KEVIN! 친누나랑 브라이언형~ 할로윈파티에서 ㅎ http://twitpic.com/78o1sj"

In the picture, Kevin and his sister are wearing just a normal outfit while Brian is a waiter.

Source: Kevin's Twitter