Tejiri “TJ” Emore on sax, with Joel Miller (sax, left), John Bailey (drums), and Jason Flores (bass, right) performed during Jazz Night at The Cap. (Jennifer Williams/AQ) Every Thursday from 9 p.m. to midnight, The Wilser’s Room at The Cap comes alive with local musicians, students and friends for a pay-what-you-can jazz night. Behind the steady beat of the night is Fredericton drummer Jon Bailey, who has been part of the city’s music scene for years.  “I come from a musical