What the what? The Muppet Barbershop Quartet covered Nirvana’s “Smells Like Teen Spirit” for The Muppets soundtrack. Head over to Stereogum to check it out.
Insert: up next Muppet Quartet covers [favorite inappropriate Nirvana song]. We’ll go with “Sliver” or “Molly’s Lips” just because those songs are the best. [via stereogum]