Gordon Watson, Celia Sawyer, Alex Proud and David Sonnenthal fight it out over a punchbag owned by Muhammad Ali, a Bee Gees guitar, some giant angel wings, a unique armchair, and a mysterious portrait painting with a six-figure price tag.

Dealers Jeff Salmon, Wendy Meakin, Raj Bisram and Peter Ratcliffe lock horns over a unique solid silver American football helmet, a rare Rolling Stones LP signed by Andy Warhol, a Christ sculpture, an antique big cat skull and a full-size replica of the time-travelling DeLorean sports car from Back to the Future.

Gordon Watson, Celia Sawyer, Alex Proud and David Sonnenthal play mind games over a retro arcade machine, and are enthralled by a rare collection of Tolkien first edition books. Celebrity sports kit and show-stopping shoes also entice the dealers to dig deep into their pockets.

The dealers battle it out over a Cold War code breaking machine, some one-off photos of rock celebrity Pete Doherty's house and a sci-fi sculpture. Can they also be coaxed into parting with their cash for a tantric figure and rare Russian nude painting?

Gordon Watson, Celia Sawyer, Alex Proud and David Sonnenthal fight it out over a pair of Muhammad Ali's boxing boots, and go head to head over some antique big cat taxidermy.Also tempting them to spend big are explosive and provocative sculptures, and original artworks from hit horror films.