Question: Who sang to the window to the wall?
Answer: Ying Yang Twins
Lil Jon & the East Side Boyz
Disambiguated questions and answers: question: Who recorded "Get Low" (which has lyrics saying "to the window, to the wall")?
Who was featured on Lil Jon & the East Side Boyz' recording of "Get Low" (which has lyrics saying "to the window, to the wall")?
answer: Lil Jon & the East Side Boyz
Ying Yang Twins
Natural Questions answer: featuring Ying Yang Twins (from the Wikipedia article "Get Low (Lil Jon & the East Side Boyz song)")