Happy Sunday (Korean: 해피 선데이) is a Korean reality-variety show shown on the KBS2 network, which competes directly against MBC's Sunday Night and SBS's Good Sunday line-up. Although it has been broadcast since 2003, its line-up of shows has frequently changed, with a complete revamp occurring in Spring of 2007. At that time, three new shows were introduced – Are You Ready, High-Five, and Immortal Songs. Due to its poor reception, Are You Ready quickly evolved into 1 Night 2 Days, with most of its cast intact. In late November 2008, Happy Sunday had a revamp of its shows keeping 1 Night 2 Days as the second segment and bringing back Immortal Songs which was previously liked by viewers. However in late March, Immortal Songs ended once again and was replaced with Qualifications of Men, making