Yes, there are. For example, Freddie Mercury. His life story is filled with real events that inspired the music and the legend of Queen. His upbringing, his struggle with his identity, and his rise to stardom are all real - life elements that contributed to the Queen story.
I'm not sure specifically as this seems like a rather strange and unheard - of story title. It could potentially be about some wild experiences on a tour bus involving rockstars, but without more context it's hard to say.
One possibility could be a science fiction graphic novel where scientists save the world with their groundbreaking discoveries and become heroes, thus being seen as rockstars.
Freddie Mercury. His story is remarkable. He was born in Zanzibar and came to England. He formed Queen and their music became iconic. He had an incredible stage presence and a unique voice. His battle with AIDS while still creating great music is a tragic yet inspiring part of his story.
Deadpool became Deadpool through a series of complex and sometimes convoluted events in the comics. He was originally a mercenary named Wade Wilson, who underwent experimental treatments that gave him his unique powers and personality.