Production continues on Teenage Mutant Ninja Turtles 2 and following the set photos of Megan Fox in her best Britney Spears disguise, more photos from the shoot have debuted online revealing a surprise cameo for the film; spoiler warning for those that want to remain surprised.

In the photos below you can see stars Megan Fox as April O’Neil along with Will Arnett as Vernon Fenwick and none other than Judith Hoag, who played the role of April in the original Teenage Mutant Ninja Turtles film released in 1990! It’s unclear if Hoag will appear in the film in a larger role or simply as a cameo for fans of the first film, but check back here as we learn more.

Fox and Arnett lead a cast that also includes William Fichtner as Eric Sacks and newcomers Tyler Perry as scientist Baxter Stockman, Brian Tee as the new Shredder, Stephen Amell as the sports-themed vigilante Casey Jones, and Laura Linney in an undisclosed role. Though they remain uncast, it was recently confirmed that villains Bebop and Rocksteady will appear in the sequel as well.

The original film, which grossed more than $485 million at the worldwide box office, also starred Alan Ritchson, Jeremy Howard, Pete Ploszek, Noel Fisher, Danny Woodburn, Johnny Knoxville and Tony Shalhoub, although their involvement has not yet been confirmed for the sequel.

Set to be directed by Earth to Echo‘s David Green, Teenage Mutant Ninja Turtles 2 is set for release on June 3, 2016.