Question: Who sang i think i want to marry you?
Disambiguated questions and answers: question: Who sang marry you, released in 2011?
Who sang marry you, covered and released on January 1, 2013?
Who sang marry you, in the film Magic Mike XXL?
answer: Peter Gene Hernandez
Mars
Bruno Mars
Sunny, Sooyoung, and Yoona
Girls' Generation
Donald Glover
Natural Questions answer: Bruno Mars (from the Wikipedia article "Marry You")