By Leah Greenblatt
February 26, 2010 at 06:44 PM EST

Though he shuffled off this mortal coil in September of 2003 at the age of 71, the immortal Man in Black lives on: this week alone, in an iTunes milestone, the new posthumous release American VI: Ain’t No Grave, and in multiple remembrances from media outlets, as well as Cash’s own friends and collaborators (see this excellent Q&A with Rick Rubin, producer of his career-revitalizing American Recordings).

Known as almost formidably imposing and forceful presence—you know what he did in Reno—for most of his professional life, Cash was actually capable of revealing a lighter side, pretty awesomely. Watch him “impersonate a rock and roll singer impersonating Elvis,” here:

That sneer! Those hips! That possible sciatica! Give us your own favorite Johnny Cash moments and memories, below.

More from’s Music Mix:

EW talks to the Johnny-Cash-loving Georgia grandfather who bought the 10 billionth song on itunes: ‘I’ve never won anything!’

‘You’re So Vain’: Did Carly Simon just reveal that it’s about David Geffen? Probably not.

Johnny Depp, Chrissie Hynde, many more on Haiti tribute, ‘I Put a Spell on You’: Watch the video

‘Hot Tub Time Machine’ soundtrack details

Sade fends off Lady Antebellum to rule the albums chart again