Up for auction: George Harrison's handwritten lyrics for the Beatles' "While My Guitar Gently Weeps" - with help from Ringo!

A handwritten sheet of lyrics for "While My Guitar Gently Weeps" is up for auction via Moments in Time.

According to a letter of authenticity dating from 2005, the sheet features lyrics in both George Harrison and Ringo Starr's hands. Evidently Ringo may've been helping to put down or change some of the song's words.

Here's the sheet, along with the letter of authenticity. The starting bid is $195,000.

Listen: Three versions of the Beatles' "While My Guitar Gently Weeps"

From the upcoming "White Album" anniversary box set.

Eric Clapton "Life in 12 Bars" soundtrack features Beatles, George Harrison tunes

Beatles tunes don't get anthologized much, but Eric Clapton had a special relationship to the group, having collaborated with George Harrison on a number of projects and, of course, having provided the famed solo on "While My Guitar Gently Weeps."

So, it's no huge surprise to see that tune and a few other Beatles-related tracks included on the soundtrack to "Life in 12 Bars," a documentary film about Clapton now airing on HBO.

The Life in 12 Bars soundtrack is due out June 8 and includes the Beatles' recording of "While My Guitar Gently Weeps," Cream's "Badge" (which was co-written by Clapton and George, and George's "My Sweet Lord," which features Clapton on guitar.

You can order the soundtrack from Amazon now. The film is also out on Blu-ray June 8.

See the new video for "While My Guitar Gently Weeps ("Love" version)"

Video: The Beatles Love - Making of "While My Guitar Gently Weeps"