Lee Seung Gi turned 26 on January 13 and to celebrate his special day, his fans decided to be old-fashioned in wishing him a happy birthday. The day before his birthday, outdoor walls in his Samsung-dong neighborhood were plastered with posters that read: "870113, Seung Gi oppa (big brother), Happy Birthday!"  The line of posters stretched from an apartment complex in Samsung-dong to the Gangnam-gu Office. Fans also showed their support by promoting Lee Seung Gi′s upcoming drama in the posters. In a corner in small print, they had printed, "An MBC drama is coming up in April, please show your support for The Writings of Nine Houses starring Lee Seung Gi." Meanwhile Lee Seung Gi celebrated his birthday by holding a fan event, Airen 4 Birthday Party with Lee Seung Gi in UNIQLO AX Hall in Seoul, Korea. He paid tribute to the Song of 2012 by doing a rendition of Gangnam Style: Noona Style. Watch the fancam video below! Did Lee Seung Gi do justice to Psy on his special day? Also, if you love Lee Seung Gi, how did you celebrate his birthday? (Source: enewsworld.mnet.com)