• It Happened One Night throws runaway heiress Ellie (Claudette Colbert) and world-weary ex-reporter Peter (Clark Gable) together in a dispute over the last seat on a bus.
• In Bringing Up Baby, nervous paleontologist David (Cary Grant) finds that his golf ball and his car get inadvertently driven by strong-willed heiress Susan (Katharine Hepburn).
• In My Man Godfrey ditzy socialite Irene (Carole Lombard), following her sister to a dump, chooses Godfrey (William Powell) to be her “forgotten man” for a charity scavenger hunt.
• In Singin’ in the Rain, the character played by Gene Kelly is running through the street to try to escape from his fans. He is jumping from the roofs of cars and taxis, and he accidentally lands into a woman’s convertible (Debbie Reynolds). Even though they do not get along at first, a romance ensues.
• In Notting Hill, the character played by Hugh Grant accidentally spills orange juice on the character played by Julia Roberts, which leads them into a conversation.
• In Reality Bites, Winona Ryder and Ben Stiller meet after she causes him to crash his convertible when she tosses a cigarette into it from her car at a stoplight.
• In Serendipity, the characters played by John Cusack and Kate Beckinsale coincidentally grab the same pair of gloves at a Bloomingdale’s store.
• In The Wedding Planner, the character played by Matthew McConaughey saves a woman’s life (Jennifer Lopez) when a runaway dumpster is heading towards her.
• In The Holiday, Kate Winslet‘s character, Iris Simpkins, and Jack Black‘s character, Miles, “…meet-cute after she swaps her London home for the Los Angeles digs” of Amanda Woods, the character played by Cameron Diaz, while Diaz “meets cute” the Jude Law character, Graham Simpkins (Iris’ brother).
• Working Girl

Source: wikipedia.org