A concert is a live performance (typically of music) before an audience. The performance may be by a single musician, sometimes then called a recital, or by a musical ensemble, such as an orchestra, a choir, or a musical band. Concerts are … see full wiki
Being a fan of groups such as KISS, I'm used to over-the-top, pyro-laden concerts and love them as such. However, some of the best concerts I've ever been to were small, intimate performances where a band or bands performed tunes acoustically or in very small venues. Shows like that are more "experience" than "performance" in my book.