Prepare for the Glee cast's Oprah Show appearance with a look back at their most showstopping numbers.
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"Don't Rain on My Parade"
Lea Michele did some serious channeling of Barbra Streisand when she took on the Funny Girl anthem at sectionals. It was a breathtaking, get-them-on-their-feet performance, and one that earned Barbra, and Broadway musicals, a new generation of fans.