Claudia Winkleman, Mika and Jon Batiste take their search for amazing amateur pianists to the seaside as the travelling piano alights at Brighton Station. While dodging seagulls and disruptive builders, they discover a boogie-woogie-ing model railway enthusiast, are delighted by a talented street cleaner, and disgusted by a song about a tapeworm. Who will they choose? Plus: they have a surprise up their sleeves...