“Say Aah” is a song by American recording artist Trey Songz featuring American rapper Fabolous. The track was written by the two along with Nate Walka, Ronald M. Ferebee, Jr., Tony Scales, and Don Correll, with the latter producing it with Troy Taylor. The song has lyrical content referring to a night of drinking during a birthday celebration.
The song received mostly positive reviews, and became Songz biggest hit at the time, reaching number nine on the US Billboard Hot 100, his first top ten hit. Additionally, it reached number three on the Hot R&B/Hip-Hop Songs chart, and peaked at sixteen on the Pop Songs chart. The song was later certified Platinum in the United States by the RIAA.