Alex & Sierra - Little Do You Know (Official Video)
Alex & Sierra - Little Do You Know (Lyrics)
Alex & Sierra - Little Do You Know (Audio)
Alex & Sierra - Little Do You Know (Annie LeBlanc & Hayden Summerall Cover)
Alex & Sierra - Little Do You Know (Robby Burke Bootleg)
Alex & Sierra - Little Do You Know (Karaoke Version)
Alex & Sierra - "Little Do You Know" (Exclusive Perez Hilton Acoustic)
2Pac ft. Sierra Deaton - Little Do You Know (NodaMixMusic Mashup) [Sad Songs]
Alex & Sierra - Little Do You Know (Big Morning Buzz Live)
Alex and Sierra "Little Do You Know" - Allie Sherlock cover
Annie LeBlanc & Hayden Summerall - Little Do You Know (LIVE)
The X Factor USA 2013 - Alex and Sierra's Auditions Toxic
![2Pac ft. Sierra Deaton - Little Do You Know (NodaMixMusic Mashup) [Sad Songs]](https://img.youtube.com/vi/3L4Dm-wV5BY/0.jpg)
