At Long Last Love

At Long Last Love is a 1975 American musical romantic comedy film written, produced and directed by Peter Bogdanovich, and stars Burt Reynolds and Cybill Shepherd.

Four socialites unexpectedly clash heiress Brooke Carter runs into gambler Johnny Spanish at the race track while playboy Michael O. Pritchard nearly runs into stage star Kitty OKelly with his car. Backstage at Kittys show, it turns out she and Brooke are old friends who attended public school together. The foursome do the town, accompanied by Brookes companion Elizabeth, who throws herself at Michaels butler and chauffeur Rodney James.The four friends change partners at a party, where Brooke and Michael step outside behind the backs of Kitty and Johnny. In an effort to make the others jealous, Kitty and Johnny begin a romance and genuinely fall in love, as do Brooke and Michael, and eventually Elizabeth and Rodney. ........

Source: Wikipedia