Exclusive Series Finale Sneak Peek: Good Luck Charlie Goes Out on a [Sniff!] Musical Note

I hope you don’t mind… I hope you don’t mind… but the air’s about to get dusty in the Duncan house.

Disney Channel’s Good Luck Charlie ends its four-season, 100-episode run this Sunday at 8/7c with an hour-long send-off, and TVLine has an exclusive look at a fitting final musical flourish from Bridgit Mendler‘s Teddy and her sometime beau Spencer (returning guest star Shane Harper).

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In the series finale, Teddy is finding it hard to shoot a final video diary for her little sister Charlie, while Amy and Bob plan a special going away party for their college-bound daughter. In the clip below, surprise party guest Spencer, at wee Charlie’s urging, joins Teddy for a touching duet.

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Leading up to the show’s swan song, cast members have been taking turns hosting nights featuring their favorite episodes. Bradley Steven Perry (“Gabe”) is up tonight, followed by Eric Allan Kramer (on Thursday) and Leigh-Allyn Baker (Friday). A final trip down memory lane, featuring the whole cast, airs Saturday evening.

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