Hollywood's yuletide season sparks into life, let's take a stroll down memory lane to Jennifer Klein's annual holiday party of 2021. Drawing a bevy of celebrities, the festive affair was a glittering spectacle. Among the sparkling attendees, the lovebirds "Machine Gun Kelly and Megan Fox roamed the outdoor party holding hands" as reported by Eonline in 2021, undeniably stealing the show.

In the glimmering twilight of the star-studded holiday bash, one could spot Hollywood's most talked-about couple, Machine Gun Kelly (MGK) and Megan Fox, holding hands and roaming through the party. The couple has been in the spotlight since they started dating, and their appearance at Klein's party gave the paparazzi another chance to click away.

Apart from MGK and Megan Fox, the party was a hotbed for A-list celebrities. Derek Hough and girlfriend Hayley Erbert, Tia Mowry, Gabrielle Union, and Dwyane Wade were among the many stars tearing it up on the dance floor. The party was also a foodie's paradise, with Blaze Pizza, Carnegie Deli Black & White cookies, and Shake Shack catering to the guests' cravings. "Don Julio's mini margaritas and the brand's Ultima Reserva tequila were flowing, along with FIJI Water and JUSTIN Wine. The Baileys treat cart was serving hot chocolate and coffee to warm up the guests in the winter chill.

Not only did the dance floor see the swift moves of the dancing maestro Derek Hough, but also the energetic jives of Tia Mowry, Gabrielle Union, and Dwyane Wade. Additionally, Keke Palmer and her boyfriend, Darius Jackson, didn't miss a beat, showcasing their dance skills. The party was indeed a melting pot of Hollywood's elite, reveling in the festive season's cheer.