Most crucially, "Glee," like "Idol," is bridging the gap between classic rock favored by boomers and hip-hop popular with their kids. It's used Journey's "Don't Stop Believing" and Neil Diamond's "Sweet Caroline" to great success, upping sales for both. Creator Ryan Murphy claims to be guided by instinct in picking songs that run the gamut from '70s balladeer Eric Carmen, R&B diva Jill Scott and show tunes from "Cabaret" and " Wicked."
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