M! Countdown (Hangul: 엠카운트다운) is a South Korean music television program broadcast by Mnet. It airs live every Thursday at 6:00 to 7:30PM-KST. The show features some of the latest and most popular artists who perform live on stage. As of March 18, 2015, the show is hosted by SHINee's Key, CNBLUE's Lee Jung-shin, GOT7's Junior and BamBam and co-hosted by various artists that are invited to the show each week. It is broadcast from CJ E&M Center Studio in Sangam-dong, Mapo-gu, Seoul. It also airs live in China, Hong Kong, Japan, Philippines, United States, Taiwan, Malaysia, Singapore and other countries.
Segments previous airing include B'SHOP where songwriter Bang Si-hyuk introduces some hit songs, and MCD DRAMA where the hosts act out scenarios. The current segment airing is MCD NEWS which reports the latest music industry news, and MCD Ranking which ranks celebrities with certain topics.
As of June 11, 2015, The chart featured on M! Countdown was calculated by combining Digital Single Sales (50%), Album Sales (15%), Social Media Points (YouTube official music video views + SNS buzz) (15%), Preference Points (global fan votes through Mwave, Mnet Japan and Mnet America + age range preference) (10%), Mnet Broadcast Points (10%) and SMS Votes (10%).