Taylor Swift & Sydney Sierota - Cool Kids (Live on The 1989 World Tour)

Sydney Sierota and Her Fiance Get a Surprise Makeover

Sydney Sierota From Echosmith at iHeartRadio Music Fest 2015 on Performing With Taylor Swift

Tyler Braden - Try Losing One (with Sydney Sierota of Echosmith) [Official Music Video]

Sydney Sierota of Echosmith- Cool Kids Live Hollister NYC 10/27/16

Sydney Sierota - All You Need Is Love (Southwest Airlines ad)

What's In My Bag with Sydney Sierota from Echosmith