Lady Gaga’s appearance at the Los Angeles premiere of her new film has left fans wondering. The singer’s look has sparked speculation about possible cosmetic enhancements. Lady Gaga made a jaw-dropping entrance at the Los Angeles premiere of “Joker: Folie à Deux,” bringing a dash of her signature supervillain style to the red carpet at the TCL Chinese Theatre on Monday, September 30. The multi-talented star, who takes on the role of Harley Quinn in the highly-anticipated sequel, embraced a bold look that left fans buzzing. Sporting fiery red hair and striking bleached brows, Gaga turned heads …