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Steve chats to X Factor judge Tulisa, Irish girl group the Nolans, and Barry from Watford.
BBC Radio 2
Steve chats to singer Jessie J, magician Dynamo and BGT finalists Jonathan and Charlotte.
Steve and the team chat with comedian Al Murray and musician Paul Carrack.
Steve chats to Bond actors Britt Ekland and Richard Kiel, Elaine Paige and Meera Syal.
Steve and the team chat to golfer Sam Torrance and money expert Jasmine Birtles.
Steve chats to Hollywood stars Salma Hayek and Benicio del Torro and chef Gordon Ramsay.
Steve and the team chat to journalist Andrew Marr and comedian Mark Watson.
Steve chats to pop star Carly Rae Jepsen, actor Jeremy Irvine and cook Nigel Slater.
Steve and the team chat to the Pet Shop Boys and psychologist and writer Pamela Stephenson
Steve chats to Torchwood writers John and Carole Barrowman and doo-wop band The Overtones.
Steve chats to Strictly judge Bruno Tonioli and TV hosts Fiona Bruce and Phillip Mould.
Steve chats to The Killers, actress Denise Welch and TV sports presenter Clare Balding.
Steve chats to comedian Frank Skinner, film critic Mark Kermode and actor Norman Pace.
Steve chats to Danny and Mark from The Script and comedian Dom Joly.
Steve chats to River Cottage chef Hugh Fearnley-Whittingstall and actor Robert Bathurst.
Steve chats to George Gently star Martin Shaw and stage/screen producer Judy Craymer.
Steve and the team chat to Dredd and Star Trek actor Karl Urban, and singer Tom Jones.
Keira Knightley, Downton Abbey star Allen Leech and Lucy Fleming, niece of Bond author Ian
Steve chats to Cheryl Cole, actor Alfie Boe, and presenters Anita Rani and Justin Rowlatt.
Steve and the team chat to Paul O'Grady, Ross Kemp and welcome astrologer Debbie Frank.