The Masked Singeris celebrating its milestone 10th season with a mouse-terful surprise!

As Fox’s popular singing competition approaches its next round of belting and bemusing, PEOPLE can exclusively introduce “Anonymouse” — a new competitor who has some serious pipes.

Anonymouse will perform in the first episode, with hints dropping throughout before a reveal that is being hyped as “one of the biggest, can’t-miss unmaskings in the show’s history.”

A photo of “Anonymouse” the special masked figure to appear on the premiere episode of ‘The Masked Singer’s’ 10th season.Trae Patton/Fox

The Masked Singer is celebrating its milestone 10th season this fall.

Trae Patton/Fox

PEOPLE’s exclusive sneak peek at next month’s special premiere episode sees Anonymouse showing off her singing skills withHeart’s “What About Love?” As she hits the high notes, the stage lights up with pyrotechnics and her backup dancers provide support as red fired hearts lit up the background.

In another treat for fans, several ofThe Masked Singer’s high profile alumni from past seasons — including formerDestiny’s ChildsingerMichelle Williams(Butterfly),*NSYNC’sJoey Fatone(Rabbit), rapperBow Wow(Frog), actressRumer Willis(Lion), NBA playerVictor Oladipo(Thingamajig) and MLB pitcherBarry Zito(Rhino) —  will also make their return to the stage and pair up for all-new duet performances.

Michelle Williams and Rumor Willis photographed on ‘The Masked Singer’ stage with host Nick Cannon.Trae Patton/Fox

The Masked Singer is celebrating its milestone 10th season this fall.

The show has already released teaser images for the one-of-a-kind costumes of five out of its 16 contestants: Donut, Anteater, Hawk, Hibiscus and S’More. Hawk’s costume features large golden wings while the donut costume appeared to be made from several colorful iced donuts and also has a chef’s hat, perEntertainment Weekly.

The anniversary season will follow a new format with three groups of singers facing off before taking part in special Battle Royale semi-final episodes for each group, perEW. A single wild card contestant will return to shake things up in each group with returning guessersJenny McCarthy Wahlberg,Nicole Scherzinger,Ken JeongandRobin Thicketrying to figure out each star.

Nick Cannonwill once again host season 10, which is set to re-introduce themed episodes — similar toDancing with the Stars— including “Trolls Night,” ahead of DreamWorks Animation’sTrolls Band Togetherrelease and a “Harry Potter Night” themed episode airing during Halloween week. Other themed episodes include “NFL Night,” “Elton John Night” “One Hit Wonders,” “Disco,” “2000s Night” and more.

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The Masked Singerkickoff premiere episode will air following the NFL’s Double Header Sept. 10 on Fox.

source: people.com