SMOOTH CRIMINAL I Glee I Vocal coach reacts!

Vocal coach reacts to THE FLASH musical episode

Vocal coach reacts to GLEE DUETS

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WHOA! When Judges Recognize Voices of FAMOUS Singers!

Vocal coach reacts to GLEE NATIONALS

Vocal Coach Reacts The Flash - Running Home To You | WOW! He was...

DEFYING GRAVITY I Glee I Vocal coach reacts

Coaches are STUNNED when hearing their OWN SONGS on The Voice

Vocal Coach reacts to FILIPINO Karaoke - 'Always Remember Us This Way'

Every video of Grant Gustin singing

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GLEE I Darren Criss "It's Not Unusual" I Vocal coach reacts!