"The cavalry has arrived."

When Finn doubts himself in the role of director, Artie calls on old friend Mercedes and Mike to provide some assistance. Take a look at the sneak peek of Mike and Mercedes return to McKinley High below.

Keep up to date with Soaps.com's Glee recaps.

Which Daytime drama hosts your favorite sets? Vote in Soaps.com's Soap Opera Poll: Weekly Debate. Returns from the dead are all the rage on "GH." Get a look at what's to come in the General Hospital Weekly Spoiler Video.

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- Lori Wilson