Question: ¡Mira Quien Baila! debuted on the Spanish version of an American dance competition television series that premiered on what date?
Sentence (from "Mira Quien Baila (U.S. season 4)"): (also known as Mira Quien Baila 2013 and Mira Quien Baila 4) debuted on Univision on September 15, 2013 at 8pm/7c.
Relevant evidence: Yes