Question: Song at the end of who dat boy?

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question: What is the name of the song at the end of Who Dat Boy?
short_answers: 911/Mr. Lonely
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question: Who sings the song at the end of who dat boy?
short_answers: Tyler, the Creator

Answer: The song previewed at the end of the music video for "Who Dat Boy" was "911/Mr. Lonely". The song was sung by American rapper Tyler, the Creator, and features guest vocals from Frank Ocean, Steve Lacy, and Anna of the North. "911/Mr. Lonely" and "Who Dat Boy" were released on June 30, 2017, as the lead singles from his fourth studio album Flower Boy.