ALL GRANT GUSTIN GLEE SINGING MOMENTS!!!
Glee - Bad 0:07
Glee - I Want You Back 2:26
Glee - Smooth Criminal 3:37
Glee - Uptown Girl 6:39
Glee - Stand 8:52
Glee - Live While We're Young 10:44
Glee - Glad You Came 12:52
The Flash/Grant Gustin All Songs - The Flash Musical Crossover Preview
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