Photo by Greg Eans, Messenger-Inquirer.com/geans @messenger-inquirer.com Bluegrass Musician Pete Wernick, center, also known as “Dr. Banjo,” goes over the lyrics of the song “Sittin’ on Top of the World” while instructing a group of students on Saturday during Pete Wernick’s Bluegrass Jam Camp at the International Bluegrass Music Museum.