Kelly Clarkson is now the lucky recipient of a big birthday surprise courtesy of "two gorgeous men": Jon Bernthal and Ben Affleck. In a preview for Thursday's episode of The Kelly Clarkson Show ...

Kelly Clarkson celebrated her 43rd birthday with a big bash on The Kelly Clarkson Show. And her special birthday treat was delivered by none other thanBen Affleck and his "brother" Jon Bernthal ...

The mood was festive and the party was packed with guests gathering around a courtyard and dancing to MGK music. MGK's birthday cake ... her romance with Kelly (born Colson Baker).

The show's account penned on Instagram: "It's Kelly's Birthday!! Getting the party started with the cast of #TheAccountant2." Guests included Ben Affleck, Jon Bernthal and Cynthia Addai-Robinson.

Kelly Clarkson reacts to Jon Bernthal and Ben Affleck's birthday surprise ...