The rumoured couple have yet to officially confirm any relationship.
The pair were allegedly seen together at Soho House in West Hollywood last Thursday (February 6).She captioned the image: "I can't believe my boyfriend ever dated this PIG." Shortly afterwards the funnywoman, who began dating Michael at the beginning of the year, set the record straight after fans thought her tweet was out of line."My last tweet may have seemed mean but it's not bc 1) it's HILARIOUS 2) Kate told me to tweet it 3) she's funnier than all y'all xo ," wrote the 43-year-old. They're really funny together." Michael, who played Tony Blair in and picked up an OBE from the monarch herself in 2009, has also dated actress Rachel Mc Adams.She felt like an outsider as one of the few Jewish girls in a mostly Christian town.For years, she also struggled with a bed-wetting problem, which she explored in her 2007 autobiography .