"Steven cannot put himself under the rigors of doing a full worldwide tour because there's a lot of pressure," Sorum explained.
Though reports of an Aerosmith reunion didn't come to fruition, Steven Tyler performed with some famous friends at his annual Jam for Janie event.
"There just is no realistic alternative but to close our proverbial doors," Kramer wrote on the Rockin' & Roastin' Coffee's website.