Question: What cover song by hard rock/blues rock band AC/DC was included on the 1.22.03 Acoustic EP?
Context: AC/DC are an Australian hard rock band, formed in Sydney in 1973 by brothers Malcolm and Angus Young.  A hard rock/blues rock band, they have also been considered a heavy metal band, although they have always dubbed their music simply "rock and roll". AC/DC are a hard rock band formed in Sydney, Australia in 1973 by brothers Angus and Malcolm Young.  Although the band are considered pioneers of heavy metal, its members have always classified their music as "rock 'n' roll".  AC/DC underwent several line-up changes before releasing their first album, "High Voltage", in 1975.  Membership remained stable until bassist Cliff Williams replaced Mark Evans in 1977.  In 1979, the band recorded their highly successful album "Highway to Hell".  Lead singer and co-songwriter Bon Scott died on 19 February 1980, after a night of heavy alcohol consumption.  The group briefly considered disbanding, but soon ex-Geordie singer Brian Johnson was selected as Scott's replacement.  Later that year, the band released their best-selling album, "Back in Black".  The band's next album, "For Those About to Rock We Salute You", was also highly successful and was their first album to reach number one in the United States.  AC/DC declined in popularity soon after the departure of drummer Phil Rudd in 1983.  Poor record sales continued until the release of "The Razors Edge" in 1990.  Phil Rudd returned in 1994 and contributed to the band's 1995 album "Ballbreaker". " Stiff Upper Lip" was released in 2000 and was well received by critics.  The band's new album "Black Ice" was announced in June 2008 and was released on October 20, 2008.  The album's first single, "Rock 'N Roll Train", earned AC/DC a Grammy nomination for Best Rock Group or Duo with Vocals.  Another "Black Ice" track, "War Machine," gained AC/DC their first Grammy Award win, for Best Hard Rock Performance. "Shoot to Thrill" is a song by Australian hard rock band AC/DC.  It is the second track on the 1980 album "Back in Black".  This song is also the second track of "AC/DC Live" and "AC/DC Live: 2 CD Collector's Edition", and is included on the "Iron Man 2" soundtrack.  Although the studio version was never released as a single, the song is a fan favorite and a staple on classic rock radio stations. Clifford Williams (born 14 December 1949) is a retired British musician who was a member of the Australian hard rock band AC/DC as their bassist and backing vocalist from 1977 to 2016.  He had started his professional music career in 1967 and was previously in the British groups Home and Bandit.  His first studio album with AC/DC was "Powerage" in 1978.  The band, including Williams, was inducted into the American Rock and Roll Hall of Fame in 2003.  Williams's playing style is noted for basic bass lines which follow the rhythm guitar.  Williams' side projects, while a member of AC/DC, include benefit concerts and playing with Emir & Frozen Camels on their album "San" (2002) and a European tour.  In 2016, Williams announced his retirement from the music industry after AC/DC's Rock or Bust World Tour. Phillip Hugh Norman "Phil" Rudd (born Phillip Hugh Norman Witschke Rudzevecuis, 19 May 1954) is an Australian drummer, best known for his membership in Australian hard rock band AC/DC from 1975 through 1983, and again from 1994 to 2015.  Upon the 1977 departure of bass guitarist Mark Evans from AC/DC, Rudd became the only Australian-born member of the band.  In 2003, he was inducted into the Rock and Roll Hall of Fame along with the other members of AC/DC.  Due to ongoing legal problems in New Zealand, Rudd was unable to join the band for the 2015 "Rock or Bust" tour and was replaced by Chris Slade. "Hells Bells" is the first track of Australian hard rock band AC/DC's first album without Bon Scott, "Back in Black".  "Hells Bells" is the second single from "Back in Black", released in the fall of 1980.  The song also appears on "Who Made Who", AC/DC's 1986 soundtrack to the Stephen King movie "Maximum Overdrive" and on both versions of 1992's "AC/DC Live". Black Ice is an album by Australian hard rock band AC/DC.  It was the band's fourteenth internationally released studio album and the fifteenth in Australia.  Released internationally on 17 October 2008, it was produced by Brendan O'Brien.  It marked the band's first original recordings since 2000's "Stiff Upper Lip", with the eight-year gap being the longest between AC/DC's successive studio albums.  "Black Ice" has the longest running time of any AC/DC studio album. "Ride On" is a song and single by Australian hard rock band AC/DC originally released on the album "Dirty Deeds Done Dirt Cheap" and later re-released on the album "Who Made Who".  In both versions, the song is sung by Bon Scott.  Atypically for an AC/DC song, it has a sad, slow blues, almost ballad-like feel to it.  The lyrics concern a man reflecting on mistakes he has made in a relationship while drinking alcohol.  It has frequently been cited as one of AC/DC's best songs. "Hard as a Rock" is a song and a single by the Australian hard rock band AC/DC.  It features as the first track on their album, "Ballbreaker", released in 1995.  It became their second No. 1 song on the Album Rock Tracks chart, following 1993's "Big Gun".  Live performances are also included on three of AC/DC's live concert DVDs, "No Bull" (of which an audio version is found on the Australian tour edition of "Stiff Upper Lip"), "Stiff Upper Lip Live" and "Live At The Circus Krone", which is featured in the Deluxe Edition of the 2009 boxset "Backtracks".  A live version recorded during the band's Stiff Upper Lip World Tour in 2001 at the Stade de France in Paris appears on the 2007 "Plug Me In" three-disc DVD.  It's also featured on the 2012 film "Battleship", along with "Thunderstruck". 1.22.03. Acoustic, so named for the date it was recorded live at the Hit Factory, New York, is a live EP by Californian band Maroon 5.  It contains acoustic versions of many of the songs on their international hit album, "Songs About Jane", as well as two cover songs (The Beatles' "If I Fell" and AC/DC's "Highway to Hell").
Answer: Highway to Hell