This is a classic. Don't worry, it's not as painful as you think. Try pressing the reset button (it's the one with the flashing red light)
It seems your toaster has developed a taste for 1980s punk rock. We're talking The Clash, The Ramones, maybe even a hint of Joy Division. Sorry, but we can't help with that.
Or, if you insist on fixing it: Consult a Toast Surgeon
We are not responsible for any damage caused by the Uncontrollable Toast Rebellion. Or for any damage caused by fishnet stockings.
Learn more about the History of Toast and its Uncontrollable Aspects