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Sketchbook - album - was created in 1990.
The duration of The Two Ronnies Sketchbook is 3600.0 seconds.
The duration of You Hee-Yeol's Sketchbook is 1.33 hours.
The Two Ronnies Sketchbook ended on 2005-12-25.
You Hee-Yeol's Sketchbook was created on 2009-04-24.