Strictly Come Dancing professional dancer Luba Mushtuk, 30, has taken to Instagram to address the reports of herself being fellow Strictly pro Giovanni Pernice's "ex-girlfriend," which she had "no idea" about.The BBC performer will be dancing with American footballer Jason Bell, 42, for the first time tonight on this year's series of the dancing competition.It comes after Luba saw an article which said she was Giovanni's "ex-girlfriend".The star decided to share the news with her fellow co-star on her Instagram story in view of her 49,000 followers.Alongside a screenshot of the article's headline, she penned: "Well @pernicegiovanni."Apparently we dated," which was followed by the shrug gesture emoji.READ MORE: Debbie McGee sends Twitter.