3:08 Fall Out Boy - My Songs Know What You Did In The Dark (Light Em Up) - Part 1 of 11 3:07 Fall Out Boy - My Songs Know What You Did In The Dark (Light Em Up) (Lyrics) 3:52 My Songs Know What You Did In The Dark (Victoria's Secret Fashion Show) -Fall Out Boy & Taylor Swift 3:11 Fall Out Boy - My Songs Know What You Did In The Dark (Light Em Up) (Boys Of Zummer Live In Chicago) 3:27 My Songs Know What You Did in the Dark (Light Em Up) - (V... 3:08 Fall Out Boy - My Songs Know What You Did In The Dark - Light 'Em Up (LYRICS) 3:09 Fall Out Boy - My Songs Know What You Did In The Dark (Light Em Up) - Acoustic 3:07 Fall Out Boy - My Songs Know What You Did In The Dark (Light Em Up) (Lyrics) 3:16 Fall Out Boy - My Songs Know What You Did In The Dark (Light Em Up) at Reading Festival 2013 3:05 Fall Out Boy - My Songs Know What You Did In The Dark (Light Em Up) (Live On Good Morning America) 3:48 Fall Out Boy - My Songs Know What You Did In The Dark (Light Em Up) (Radio 1's Big Weekend 2015) 3:32 Fall Out Boy - My Songs Know What You Did In The Dark (Light Em Up) Presented by Honda Civic Tour 3:42 Fall Out Boy ft. Taylor Swift Performance - Victoria's Secret Fashion Show 5:01 Taylor Swift and Patrick Stump -\"My Songs Know What You Did In the Dark\" 4:01 Fall Out Boy - My Songs Know What You Did in the Dark (Original) (Live on Sunrise 2013) 4:31 Fall Out Boy - I Don't Care 4:09 Fall Out Boy - THE PHOENIX (Animated Lyric Video) 3:04 Reading Festival EPIC MONTAGE - Dan & Phil ft. Fall Out Boy 4:38 Fall Out Boy - Dance, Dance (Official Music Video) 4:32 Fall Out Boy - Centuries (Official Video) 4:20 Fall Out Boy - Young Volcanoes (Bing Lounge) 5:28 [Remastered 4K • 60fps] My Songs Know What You Did In The Dark - Fall Out Boy ft. Taylor Swift EAS 3:09 Fall Out Boy-Light 'Em Up (Lyrics Video) 3:07 Fall Out Boy - My Songs Know What You Did In The Dark (Light Em Up) (Audio) 2:00 Pitch Perfect 2 - My Songs Know What You Did in the Dark (Light Em Up)/All I Do Is Win 3:43 Fall Out Boy & Taylor Swift - My Songs Know What You Did In The Dark (Light Em' Up) [#DerelEdit] 3:13 Fall Out Boy - 'My Songs Know What You Did In The Dark (Light 'Em Up)' LIVE So Much 2our Dust 2024 4:32 Fall Out Boy - Centuries (Official Video) 3:10 Fall Out Boy - Immortals (from Big Hero 6) 4:23 Fall Out Boy - The Phoenix (Official Video) - Part 2 of 11