BTOB asks fans to send in questions for Changsub's birthday
BTOBasked fans to send in questions forChangsub's birthday!
Changsub is turning 27 (26 internationally) on the 26th, and fans were asked to send in questions during 21st-23rd to theirofficial Twitter. Out of all the questions, Changsub is going to pick a few and answer through his own handwriting.