He;s slipped to the lower reaches of the leaderboard in the past fortnight but gentlemanly canine expert Graeme Hall loves his ballroom and will be hoping this quickstep can revive his fortunes. A 1950s theme with quiffs, jukebox and red-and-black outfits. He’s been working hard on his hold with pro partner Lauren Oakley. Needs to maintain posture and position. Promenades, skips and hops as they fly energetically around the floor. Charleston flicks and kicks. Could do with being a little lighter on his feet at times and a little stutter in the solo sections but showing some stamina. Loses sync in the late side-by-side section. But smooth, neat styling and lots of frothy fun. Song: Happy Days by Pratt & McClain. The theme tune to the 1970s sitcom, performed in a 1950s rock’n’roll style to fit the show’s setting. Leather jacket-clad mechanic Arthur “Fonzie” Fonzarelli, played by Henry Winkler, was a minor character for the first two seasons but proved so popular with viewers that he was