SEE ALSO: MBC's 'Under Nineteen' unveils three MVs for vocal, performance, and rap teams

'Superman is Back' PD Kang Bong Kyu told Newsen on the 24th, "The filming scheduled for next week has been canceled."

'1N2D' PD Yoo Ho Jin also revealed, "We will not be filming this week... Prior to the cancellation of the filming, the staff and cast had a lot of concerns. Even if the filming goes on, we worry if we can do it well."

As of the 24th, the upcoming April 27th broadcast of 'Superman is Back' and '1N2D' has been canceled. If the shows happen to air next week on May 4, only the scenes that have been previously filmed will be broadcast.