3:24 One Direction - They Don't Know About Us (Audio) 3:23 One Direction - They Don't Know About Us (Lyrics) 3:28 One Direction - They don't know about us 3:18 One Direction- They Don't Know About Us (NEW 2012) Full Song 3:49 They Don't Know About Us (Official Video) - One Direction 3:35 One Direction - They Don't Know About Us (Karaoke Version) 2:29 Fifth Harmony - They Don't Know About Us (One Direction) 3:21 They Don't Know About Us - One Direction (Lyrics) 3:53 one direction - they don't know about us (slowed + reverb) ✧ 3:18 One Direction - One Thing 2:45 One Direction - They Don't Know About Us ( Music Video ) 3:56 One Direction - They Don't Know About Us[Fanmade Music Video] 3:04 Ryder & Gia // They Don’t Know About Us - One Direction 3:18 One Direction They Don't Know About Us Lyrics and Pictures 2:54 Fifth Harmony - \"They Don't Know About Us\" (One Direction Cover) [LIVE @ SiriusXM] 3:03 Katy Perry - Harleys In Hawaii (Lyrics) \"You and I, Ridin' Harleys in Hawaii-i-i\" 3:18 One Direction - Live While We're Young 3:35 One Direction - Change My Mind (Audio) 3:27 One Direction - What Makes You Beautiful (Official Video) 2:58 One direction - they don’t know about us (sped up) 4:05 One Direction - You & I