Claudia Winkleman's hotly anticipated new chat show has divided critics after it aired on BBC One on Friday night. The Traitors host was joined by stars Jeff Goldblum, Vanessa Williams, Jennifer Saunders and Tom Allen on the green sofa for the inaugural episode of The Claudia Winkleman Show. The Sun's Felicity Cross gave it five stars, saying that despite being "awkward", it was "endearing, and full of fun banter". But there was much less enthusiasm from the Guardian's Lucy Mangan, who described it as "a mess" in a two-star review. Chat shows are difficult to get right, so there was a lot of build-up as fans waited to see how Winkleman's primetime take on the format would be received. It's the latest step in the 54-year-old presenter's rise through television, which has continued even after she stepped down from Strictly Come Dancing.…