Antiques Roadshow is at Sefton Park in Liverpool, where Chinese ceramics expert Lars Tharp sees a rare double Ming dynasty vase bought in a charity shop, Raj Bisram discovers some valuable Beatles memorabilia, and Dendy Easton admires a painting by George Melly.Expert Ronnie Archer-Morgan is almost tricked by an intriguing Grand Tour bronze, Andy McConnell falls in love with some unusual Finnish glass, and Raj Bisram is excited to see a silver disc brought in by one of the members of Gerry and the Pacemakers.Will Farmer challenges Fiona Bruce to guess the values of three vases by pioneering female artists, and Fiona discovers the history behind the famous palm house in Sefton Park.