Should've Known Better (Richard Marx song)

"Should've Known Better"
Single by Richard Marx
from the album Richard Marx
B-side"Rhythm of Life"
ReleasedSeptember 8, 1987
GenreSoft rock
Length
  • 4:10 (album version)
  • 3:38 (single mix)
LabelManhattan
SongwriterRichard Marx
ProducerRichard Marx
Richard Marx singles chronology
"Don't Mean Nothing"
(1987)
"Should've Known Better"
(1987)
"Endless Summer Nights"
(1988)

"Should've Known Better" is a song written, produced, and performed by American rock singer Richard Marx. It was released in September 1987 as the second single from his self-titled debut album. The song peaked at number three on the US Billboard Hot 100 chart as well as number seven on the Billboard Album Rock Tracks chart in 1987.