Classic rock, R&B and funk, romantic doo-wop ballads - even a jazz drummer and a cappella performers. Whatever the musical taste, there is a concert for just about anyone over the next week.

While many of his generation listen to pop, hip hop, country or electronic dance music, 25-year-old Chris Ruggiero embraced the singers and pop ballads of the ’50s through ’70s. “When I grew up, I ...