Question: Who was the original singer of the song made famous by both Dobie Gray and Uncle Kracker?

Context paragraphs:
Double Wide (album): Double Wide is the debut album by American rap rock/country artist Uncle Kracker.  It was released on Lava Records.  The CRIA certified it platinum in August 2001.  Regarding the album's success, Kracker stated in 2001 "It gives you that kind of 'I told you so' feeling, because I always knew the record was good."

No Stranger to Shame: No Stranger to Shame is the second studio album by Uncle Kracker.  It is the follow-up album to his double-platinum debut "Double Wide".  It is currently Uncle Kracker's only album to have two charting singles on the Billboard Hot 100 ("In a Little While" and "Drift Away").  It is also Uncle Kracker's last album to feature the parental advisory label, as well as his last one to feature the rap rock genre.

Uncle Kracker: Matthew Shafer (born June 6, 1974), also known by his stage name Uncle Kracker, is an American musician, singer, lyricist, former rapper and guitarist.  He is the former turntablist for Kid Rock's backing group Twisted Brown Trucker and has recorded as a solo artist since 1999.  His singles "Follow Me" and "Drift Away" were top ten hits on the Billboard Hot 100.

Happy Hour: The South River Road Sessions: Happy Hour: The South River Road Sessions is an EP by Uncle Kracker.  It was released on June 22, 2010 under Atlantic Records.  The EP features country versions of select tracks from Kracker's "Happy Hour" album, and "Letter to My Daughters" from his second album "No Stranger to Shame".  South River Road is an actual road in Harrison Twp.  MI where he grew up and attended high school.

Smile (Uncle Kracker song): "Smile" is a song by Uncle Kracker from his 2009 album "Happy Hour".  It was released as the album's first single on July 13, 2009.  The track features country music singer Rae Rae, who sings backing vocals throughout the song and at the end of the title.  The song was featured in "".

Drift Away: "Drift Away" is a song by Mentor Williams and originally recorded by John Henry Kurtz on his 1972 album "Reunion".  In 1973 the song became Dobie Gray's biggest hit, peaking at number five on the "Billboard" Hot 100 and certified gold by the RIAA.  It was the final pop hit for Decca Records in the United States.

Kracker: "For the American musician, see Uncle Kracker", "for the Austrian-Czech painter Johann Lucas Kracker"

When the Sun Goes Down (Kenny Chesney song): "When the Sun Goes Down" is a song written by Brett James, and recorded by American country music artist Kenny Chesney and Uncle Kracker.  It was released in February 2004 as the second single and title track from Chesney's album of the same name.  The song reached the top of the "Billboard" Hot Country Singles & Tracks chart on April 3, holding the number one position for five weeks.  It also reached number 26 on the "Billboard" Hot 100 chart.  It was Uncle Kracker's first appearance on the country music charts, his next one being "Smile".

The 'In' Crowd (song): "The ‘In’ Crowd" is a 1964 song written by Billy Page and arranged by his brother Gene that was originally performed by Dobie Gray on his album "Dobie Gray Sings for 'In' Crowders That 'Go Go'."  Gray's powerful Motown-like version, complete with brass section, reached #13 on the "Billboard" Hot 100 on 20 February 1965 and #25 in the UK in 1965.  Gray's Shindig!  performance of the song aired on 10 March 1965.

Good to Be Me: "Good to Be Me" is a song recorded by Uncle Kracker and Kid Rock.  It was released in 2010 as the second single from Kracker's album "Happy Hour".  The song was written by Matthew Shafer, Brett James, J. T. Harding and Robert J. Ritchie.

Supporting paragraphs: Uncle Kracker Drift Away
Answer: John Henry Kurtz