You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "who sings at the end of this is america childish gambino?" whose answer is Young Thug.
Each document should contain about 30 words, and these documents should contain useful information.

Query: BlocBoy JB This Is America
Useful Output:

Doc 1: BlocBoy JB on Contributing to Childish Gambino's 'This Is America': 'It Was Like an Organ Donation'. BlocBoy weighs in on his contributions to
Doc 2: BlocBoy talks to Billboard about his new mixtape 'Simi,' working with Childish Gambino on 'This Is America' and more.
Doc 3: BlocBoy JB released 'Simi,' playing shows with 21 Savage, talks "This Is America". Andrew Sacher. |. May 17, 2018 · SHARE
Doc 4: We just wanna party, party just for you. We just want the money, money just for you. (Yeah) I know you wanna party, party just for free.
Doc 5: The song also features backing vocals from fellow American rappers Slim Jxmmi of Rae Sremmurd, BlocBoy JB, Quavo, and 21 Savage. The lyrics