Question: Which MBC show aired in the same Sunday night slot before April 2015 as "Secretly Greatly" did from December 2016?
Sentence (from "King of Mask Singer"): It airs on MBC on Sunday at 16:50, starting from April 5, 2015 as a part of MBC's "Sunday Night" programming block, along with "Real Men", replacing "Animals".
Relevant evidence: Yes