Robert Downey Jr. and Paul Bettany's passionate kiss at Lincoln Center Theater's Spring Gala has gone viral on social media.

Robert Downey Jr. and longtime Marvel co-star Paul Bettany reunited at Lincoln Center Theater's annual Spring Gala on May 18, sparking a moment that quickly went viral online. The affectionate gesture, which included a brief kiss on the red carpet, momentarily halted arrivals at Alice Tully Hall as cameras flashed.

The reunion came as no surprise to fans of both actors, who have been longtime friends and collaborators in the film industry. Their interaction was particularly notable given the recent resurgence of interest in Marvel films following the success of "Spider-Man: No Way Home."

Many social media users were quick to share their reactions to the moment, with some expressing excitement at seeing the two stars together again after a period of time apart. The reunion has quickly become one of the most talked-about stories on platforms like Twitter and Instagram.

The Spring Gala, which typically celebrates philanthropic efforts and artistic achievements in New York City, provided an unexpected platform for Downey Jr. and Bettany to reconnect with their fans and fellow industry professionals. As they made their way into Alice Tully Hall, the couple's presence was met with cheers and applause from those gathered.

This event marks a significant moment not only for the actors but also for Marvel Studios, which has been at the forefront of bringing these characters to life on screen. The news that Downey Jr. and Bettany are teaming up once again could potentially signal new developments in their shared projects or even the possibility of a crossover film featuring both superheroes.

As social media buzz continues to grow around this reunion, it remains to be seen what impact it will have on the future of Marvel's cinematic universe. For now, however, fans can look forward to more exciting moments from Downey Jr. and Bettany as they continue their journey together in the world of superhero films.