Stranger Things Stars Celebrate Costar's 21st Birthday in Style

As of October 4th, 2025, Stranger Things stars Millie Bobby Brown and Noah Schnapp are celebrating a major milestone for their onscreen friendship. Schnapp, who plays Will Byers in the hit Netflix series, recently turned 21 years old, and his costar Brown, who portrays Eleven, marked the occasion with a sweet social media tribute.

In the post, Brown embraced Schnapp, writing, "Happy birthday to my bestest friend. Me and you against the world." The two actors, who have practically grown up together on the show, looked stylish and radiant as they posed for the celebratory snapshot. Brown donned a chic pink two-piece ensemble, while Schnapp kept it casual in a white tee and cargo pants.

As Stranger Things prepares to air its highly anticipated fifth and final season, the cast is gearing up for an emotional farewell. Schnapp recently teased that the last chapter will be "beyond anything we've done yet" and "the most emotional work we've done." He admitted that the final day on set was "very sad and perfect," with the entire cast shedding tears as they bid adieu to their beloved characters.

While fans will undoubtedly be sad to see the Stranger Things journey come to an end, Schnapp assured that the finale will leave them "satisfied." Brown also expressed her bittersweet feelings about saying goodbye to the "wonderful, wonderful production" she's been a part of for years.

As the Stranger Things fandom eagerly awaits the show's final season, they can take comfort in the enduring friendship between Brown and Schnapp, which has been a heartwarming constant throughout the series' run.