"Despacito" was the unquestioned Song of Summer 2017, which perhaps makes it a fitting way to kick off the fall (if you're into the whole "Labor Day is the last day of summer" thing), so Jimmy Fallon brought Luis Fonsi on to perform his record-breaking smash on The Tonight Show.

Speaking of records, Fonsi's dreams of claiming the title for most consecutive weeks at #1 on the Billboard charts may have been dashed at the last moment by Taylor Swift, but you certainly wouldn't know it by his performance. This guy's gonna be singing this song for the rest of his life, and he seems perfectly happy with that:

Over on ABC, Jimmy Kimmel gave us Episode 3 of his (self-proclaimed) "wildly popular Bachelor spin-off show," Baby Bachelor in Paradise, which unfortunately doesn't star the actual babies created as a result of the, shall we say, troubled reality show. However, these kids clearly already know how to manufacture some some adorable made-for-TV conflict:

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