Think you know your Grey Cup and Super Bowl halftime shows? Game on!

Back in the day, football halftime shows were marching bands and faded stars. But in 1991 the Super Bowl switched it up, booking a chart-topping boy band. Since then, step by step, halftime shows for the Super Bowl and the Grey Cup have become pop culture events in their own rights, drawing huge TV audiences and commensurate commercial revenue.

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