Was Beyonce's "Drunk In Love" a smash? It quickly peaked at #2 before falling down the charts. It had considerable impact, but was rather lackluster in sales.
It was a big hit in the US, but not a smash. It still had more impact than most real smash hits though, so who cares? Same applies to ***Flawless. It produced a punchline more memorable than a lot of songs that sold 4x as much