2007 film by Zhang Jianya

When she learns she's in danger of losing her visa status and being deported, overbearing book editor Margaret Tate forces her put-upon assistant, Andrew Paxton, to marry her.

2008 film by Kwak Jae-yong

The odd-couple courtship saga continues of wealthy, middle-aged retiree Qin Fen and serious-minded young air hostess Xiaoxiao. After an amusing prelude in which Qin presides over a lavish divorce ceremony for an amicably splitting married couple, he and Xiaoxiao decide to address their own relationship barriers — her youth and beauty, his cynical, childish sense of humor — by entering into a trial marriage while on a trip to the country's tropical southeast.

2010 American film by Edward Zwick

Henry is a player skilled at seducing women. But when this veterinarian meets Lucy, a girl with a quirky problem when it comes to total recall, he realizes it's possible to fall in love all over again…and again, and again. That's because the delightful Lucy has no short-term memory, so Henry must woo her day after day until he finally sweeps her off her feet.

Dylan is done with relationships. Jamie decides to stop buying into the Hollywood clichés of true love. When the two become friends they decide to try something new and take advantage of their mutual attraction - but without any emotional attachment.