Get ready to feel old!
To celebrate both their major milestones and the launch of an upcoming world tour, brothers Isaac, Taylor and Zac stopped by “Good Morning America” to perform the song that started it all. “Mmmbop” hit the top of Billboard’s Hot 100 when it came out, and somehow, it still stands up.
The nostalgia is real.
Hit Backspace for a regular dose of pop culture nostalgia.
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