"When I Wasn't Watching" is a song by American singer Mandy Moore from her sixth studio album, Silver Landings (2020).

In July 2018, Mandy Moore announced she was back in the studio and working on new music; in a post on social media, she stated: "It's time.

[3] That same month, she teased the release of new music on her social media, with the caption, "Stay tuned.

"[5] In a positive review, Halle Kiefer of Vulture stated: "Lucky, Mandy Moore is here with a new song to act as the perfect autumnal segue.

'When I Wasn't Watching,' Moore's first new original song [...] sounds like orange and brown leaves falling directly into your pumpkin spiced latte.