Man Up

Man Up is a movie starring Lake Bell, Rory Kinnear, and Ken Stott. A single woman takes the place of a stranger's blind date, which leads to her finding the perfect boyfriend.
A 34 year old single woman, Nancy, hung-over again, exhausted by the endless fruitless set ups by her friends, traveling across London to toast another 10 years of her parent's successful happy magical marriage runs in with a 40 year old divorcee, Jack, who mistakes her for his 24 year old blind date. Nancy, deciding to go with it, happens to hop on the most chaotic yet hilarious journey of her life which neither of them will ever forget.