premise: Luis Fonsi is a musician.
hypothesis: 8 is the eighth studio album of Puerto Rican artist Luis Fonsi . `` Despacito '' ( [ despa ` sito ] ; English : `` Slowly '' ) is a single by Puerto Rican pop artist Luis Fonsi featuring Puerto Rican rapper Daddy Yankee from the former 's upcoming studio album . Luis Alfonso Rodríguez López-Cepero , more commonly known by his stage name Luis Fonsi , ( born April 15 , 1978 ) is a Puerto Rican singer , songwriter and actor .