The Smashing Pumpkins have a diverse sound , containing elements from genres such as country , among others .
Disavowing the punk rock roots of many of their alt-rock contemporaries , they have a diverse , densely layered , and guitar-heavy sound , containing elements of gothic rock , heavy metal , dream pop , psychedelic rock , progressive rock , shoegazing , country , and electronica in later recordings .
The Smashing Pumpkins