Influenced by the likes of Johnny Lee Hooker and Muddy Waters, Rock & Roll hall of famers ZZ Top infuse their classic blues riffs with the spirited, often humorous pursuit of worldly pleasures. Look no further for catchy tunes about fast cars, sharp clothes and good times... and of course the iconic (and pretty incredible) facial hair.

Christian contemporary indie rock outfit MercyMe burst out of Greenville, Texas in the early 90s with a brand new worship sound. Catch the Dove Award winners as they head out on tour. Over the years the band has explored a range of genres from pop to rock, with a whole lotta gospel and hymnal music thrown in for good measure. By experimenting with current trends but staying true to their roots, they're able to garner new young fans without alienating the old guard.

Formed in 2001, hard-rocking Canadian quartet Theory Of A Deadman became the first act to sign to Nickelback frontman Chad Kroeger's Roadrunner Records imprint label 604 Records. Releasing their debut record and breakthrough single Make Up Your Mind just a year later, the outfit embarked on a journey into mainstream rock, becoming one of the genre's most successful acts thanks to their heady fusion of post-grunge, alternative rock, and metal.