Warning: Spoilers ahead for “The Devil Wears Prada 2. “ Viewers, gird your loins! The “Devil Wears Prada 2” features a slew of surprise celebrity cameos. From a Grammy-winning singer to a pair of Bravolebrities, the “Devil Wears Prada” sequel is an A-list affair — and even includes an unexpected glimpse of George Clooney’s home in Italy. Sydney Sweeney, meanwhile, had her role cut abruptly from the star-studded film. The “Devil Wears Prada” sequel, starring Meryl Streep (pictured above) and Anne Hathaway, includes a slew of A-list cameos and surprises. AP A pop star, two Bravo stars and more celebs make appearances alongside Hathaway (pictured above with Stanley Tucci) and her co-stars in “Devil Wears Prada 2.” ©Walt Disney Co./Courtesy Everett Collection The “Euphoria” actress was set to play herself, but Entertainment Weekly reported her scene as a celebrity client of Dior’s US office was scrapped as a solely “creative decision.” Meanwhile, Conrad Ricamora’s anticipated role as the roommate of Anne…