At Long Last Love (1975)

Four socialites unexpectedly clash: Brooke Carter, an indigent woman, runs into an Italian gambler Johnny Spanish at the race track while millionaire playboy Michael O. Pritchard nearly runs into a star singer Kitty O';Kelly with his car. Backstage at Kitty';s show, it turns out she and Brooke are old friends who attended public school together. Later on, Michael and Brooke fall in love, and Kitty and Johnny decide to follow them around. In order to make Brooke and Michael jealous, they try to look like they are falling in love as well. Eventually, Michael and Johnny get into a fight but then immediately make up. Soon, Brooke and Kitty make up. The two couples pair off successfully and they live happily ever after.