Christian rock band Petra celebrates their 50th year of praising the Lord with their spiritual brand of rock ‘n’ roll, which they’ll be bringing to Bedford Alliance Church on Friday at 7 p.m. Tickets are $28 for general admission, $99 for VIP, which includes a band meet-n-greet and seating in the first two rows. Doors for VIP’s open at 5:30 p.m., with general admission doors at 6 p.m. Bedford Alliance Church is located at 8645 Jackman Rd. in Temperance. For more information, visit petrareunion.com.