Question: Juice Newton's album Duets: Friends & Memories includes which a collaborator who was the frontman of The Four Seasons?

Context paragraphs:
Anthology (Juice Newton album): Anthology is a compilation album by country pop singer Juice Newton.  It was originally released by Renaissance Records on .  The album covers her career from 1975 to 1989 and features 19 songs taken from her albums "Juice Newton & Silver Spur", "Juice", "Quiet Lies", "Can't Wait All Night", "Old Flame", "Emotion", and "Ain't Gonna Cry".  However, it includes the 1975 take of "The Sweetest Thing (I've Ever Known)" from the first RCA album, not the 1981 "hit" version from "Juice".

Eddie Rabbitt: Edward Thomas Rabbitt (November 27, 1941 – May 7, 1998) was an American singer and songwriter.  His career began as a songwriter in the late 1960s, springboarding to a recording career after composing hits such as "Kentucky Rain" for Elvis Presley in 1970 and "Pure Love" for Ronnie Milsap in 1974.  Later in the 1970s, Rabbitt helped to develop the crossover-influenced sound of country music prevalent in the 1980s with such hits as "Suspicions" and "Every Which Way but Loose."  His duets "Both to Each Other (Friends and Lovers)" and "You and I", with Juice Newton and Crystal Gayle respectively, later appeared on the soap operas "Days of Our Lives" and "All My Children".

Frankie Valli: Frankie Valli (born Francesco Stephen Castelluccio; May 3, 1934) is an American singer, known as the frontman of The Four Seasons beginning in 1960.  He is known for his unusually powerful head voice.

Duets: Friends &amp; Memories: Duets: Friends & Memories is an album by country pop singer Juice Newton.  It was released in 2010 by Fuel Records and features Newton singing popular tunes, all as duets with other famous performers.  Her collaborators include Gary Morris, Frankie Valli, Randy Meisner, Willie Nelson, Glen Campbell, Gary Morris, Dan Seals, Melissa Manchester, and Eddie Money.  The original CD release of the album contained 10 songs.  A later edition featuring two extra tracks is available only from Itunes.

Juice Newton &amp; Silver Spur: Juice Newton & Silver Spur is the eponymous debut studio album by country-rock trio Juice Newton & Silver Spur.  The album contains Newton's first charting single, "Love Is a Word", and the original version of "The Sweetest Thing (I've Ever Known)", which was re-recorded in 1981 as a Newton solo piece and became a number-one hit.

Gary Burr: Gary Burr, born in Meriden, Connecticut, is an American musician, songwriter, and record producer, primarily in the country music genre.  Many of the songs he has written have become Top-10 hits, the first of which was "Love's Been A Little Bit Hard On Me" released by Juice Newton (#7 on Billboard's Hot 100) in 1982.  He became a member of the group Pure Prairie League (1984 to 1985), taking over after Vince Gill departed the group.  Burr later moved to Nashville to focus on his songwriting career, though he has continued performing and is currently a member of the Blue Sky Riders.  He has written and co-written songs for a large number of country artists (The Oak Ridge Boys, Reba McEntire, Patty Loveless, etc.), and a few songs for Pop and Rock artists (Juice Newton, Lynyrd Skynyrd, and Lisa Loeb).

You Make Me Want to Make You Mine: "You Make Me Want to Make You Mine" is a song written by Dave Loggins, and recorded by American country music artist Juice Newton.  It was released in June 1985 as the first single from the album "Old Flame".  "You Make Me Want to Make You Mine" was Juice Newton's second number 1 hit on the U.S. Country chart as a solo artist.  The single stayed at number 1 for one week and spent a total of thirteen weeks on the country chart.  In 1986, the song garnered Newton her fifth "Best Female Vocal Performance" Grammy nomination.

Country Classics (album): Country Classics is a compilation album by country pop singer Juice Newton.  It was released by EMI America Records on December 3, 2002.  The album comprises four songs taken from her "breakthrough" album "Juice" (1981), four from her follow-up album "Quiet Lies" (1982), two each from her pre-"Juice" albums "Take Heart" (1979) and "Well Kept Secret" (1978), and the title song from "Come to Me".  Two songs featured in this compilation, "It's a Heartache" and "Let's Keep It That Way" had hitherto been released only as singles, the latter being Newton's first top 40 country hit.

Every Road Leads Back to You: Every Road Leads Back to You is a live album and concert video by country pop singer Juice Newton.  It was released as both a DVD and two-disc CD by Image Entertainment in 2002.  The concert consists of Newton and her band performing many of her hits along with new songs.  As a bonus four new studio recordings are included on the second disc of the CD release.  The DVD contains these songs as audio-only tracks and also includes some interviews with Newton and her band members.

Greatest Hits (Juice Newton album): Greatest Hits is the ninth album and first greatest hits collection by country pop singer Juice Newton.  It was originally released by Capitol Records in 1984 with ten tracks taken from her albums "Juice", "Quiet Lies", and "Dirty Looks".  It was reissued in 1986 in an expanded 15-track edition titled "Juice Newton's Greatest Hits (and more)".  The album became a best seller and has been certified gold by the Recording Industry Association of America.

Supporting paragraphs: Duets: Friends &amp; Memories Frankie Valli
Answer: Frankie Valli