Winter Song - Ingrid Michaelson & Sara Bareilles Cover (Kina Grannis & Z...

Anna Kendrick Singing at the Kennedy Center Honors

Bairbre Anne & Joe // Want You Back

Mariah Carey - All I Want For Christmas Is You (Chatroulette Version)

Merry Christmas All! :)

Christmas Is - Percy Faith Cover (Kina Grannis & Marié Digby) (+playlist)

"Let Her Go" - Passenger (Tyler Ward & Kurt Schneider)

"Say Something" - Victoria Justice & Max - ONE TAKE!

"Say Something" - Victoria Justice & Max - ONE TAKE!

Sweater Weather - The Neighbourhood Cover

Alex Kinsey and Sierra Deaton cover Baby It's Cold Outside

My favorite christmas song sang by my favorite duo! :D

Alex & Sierra Perform "Gravity" - THE X FACTOR USA 2013

KODA in Kindergarten Holiday Concert

Adorable! :)

Britney Spears - Perfume

Emmy Rossum - Slow Me Down

"Bring Me the Night" - Sam Tsui & Kina Grannis

The 2013 Pop Medley - Sam Tsui & Kurt Schneider

Do-Re-Mi -- NBC's The Sound of Music Live cast and YOU!

Jamie Lynn Spears - How Could I Want More

Victoria's Secret Angels Lip Sync "I Knew You Were Trouble"

Kelly Clarkson - Underneath the Tree

Pop Danthology 2013 - Mashup of 68 songs!

DJ Earworm Mashup - United State of Pop 2013 (Living the Fantasy)

Lucy Hale - "Christmas Baby Please Come Home"

Jimmy Fallon, Rashida Jones & Carrie Underwood Parody Katy Perry, Miley,...

Alex & Sierra "Give Me Love" - Live Week 2 - The X Factor USA 2013 (+pla...

Alex & Sierra "Blurred Lines" - Live Week 1 - The X Factor USA 2013 (+pl...

Alex & Sierra Are "Addicted To Love" - THE X FACTOR USA 2013

Demi Lovato is Live On Stage! - THE X FACTOR USA 2013

Alex and Sierra - I Knew You Were Trouble - X Factor USA 2013 (Top 8)

Alex & Sierra Sing The "Best Song Ever" - THE X FACTOR USA 2013

Great Audition Cover Song!

SMASH - Brighter Than the Sun #SmashBrasil

Lady Gaga - Joseph Gordon-Levitt Baby It's Cold Outside

Roar - Vintage Motown Katy Perry Cover ft. Annie Goodchild

We Can't Stop - Vintage 1950's Doo Wop Miley Cyrus Cover ft. The Tee - T...