The list of Diana Ross' achievements is staggering. She's won a dozen Grammys, sold over 100 million records worldwide and was Oscar-nominated for her portrayal of Billie Holiday in The Lady Sings the Blues. In 1976, Billboard named her the greatest female entertainer of the century, and there was a lot more to come from Ross after that. What really matters is that Ross remains an enthralling stage presence, a singer of such poise and remarkable vocal gifts that she's able to hold an audience in the palm of her hand from the moment she steps out into the spotlight right up until she leaves the stage.

Be transported back to the funky 'fros, starched collars and floor-grazing bell-bottoms in the company of legendary Philly RnB group The Spinners. The Rock and Roll Hall of Fame nominated outfit rode high in the 60s and 70s with hits like I'll Always Love You and It's A Shame, and have slowed no signs of slowing down with constant touring over the decades.

An artist of over 40 years' tenure, Seals has been the leader of the Jerry Garcia Band (now named JGB) since 1996 following the deaths of both Jerry Garcia and John Kahn. Now committed as "Keepers Of The Flame", Seals and the band regularly tour with special guests to their original fans with their unique style of rock music that takes influence from blues, folk, country, and jazz. Famed for covering various songs by Bob Dylan, JGB also followed the example of Garcia's previous band The Grateful Dead in creating what is now known as jam band music.