Midnight Sun, again on Nonesuch Records. Produced by former Simon Dawes guitarist Blake Mills, it features guest appearances from Fiona Apple and Jackson Browne. In 2016, Watkins won "Instrumentalist of the Year" at the Americana Music Honors & Awards. Other projects In 2002, Watkins starred in an advertisement for cell phone provider Cingular Wireless alongside her former fiddle teacher Dennis Caplinger, as well as other prominent bluegrass artists. Between 2000 and 2004, Watkins and the other members of Nickel Creek (Chris Thile and Sean Watkins), John Paul Jones, and Pete Thomas collaborated on an EP, Mutual Admiration Society Solo Sampler; an album, Mutual Admiration Society (recorded in 2000); and a brief tour. The 2007 documentary film Arctic Tale featured a song by Watkins and musician Grant-Lee Phillips, titled "Song of the North (Beneath the Sun)". Watkins lent her vocal talents to the film alongside other performers such as Aimee Mann and Brian Wilson. In January 2008, Billboard reported a new supergroup octet tentatively named The Scrolls, later named Works Progress Administration (W.P.A.). The octet is composed of Watkins, her brother Sean Watkins (guitar), Glen Phillips (guitar, vocals), Benmont Tench (piano), Luke Bulla (fiddle), Greg Leisz (various), Pete Thomas (drums), and Davey Faragher (bass). The group released their album WPA in September 2009. Watkins is featured on Needtobreathe's 2009 CD The Outsiders on the track "Stones Under Rushing Water". In late January and early February 2010, Watkins undertook a short tour with Jerry Douglas and Aly Bain in Scotland and England under the "Transatlantic Sessions" banner, culminating in a performance in the Royal Festival Hall in London on February 6, 2010. In June 2010, Watkins appeared on the Nerdist podcast as a musical guest, performing her best-known solo song, "Long Hot Summer Days" (a John Hartford cover). Later that summer, she participated in the Summer Love Tour with Garrison Keillor in venues across the United States. She guest hosted Keillor's show, A Prairie Home Companion, on January 15, 2011. Watkins contributed fiddle, guitar, percussion, and vocals on The Decemberists' 2011 tour. Also in 2011, she (and her brother Sean) began to perform as a musician and singer in the humor/retro-radio podcast "Thrilling Adventure Hour". Watkins played violin and sang on "A Face To Call Home" on John Mayer's 2012 album Born and Raised. During 2012 and 2013, she toured with Jackson Browne, both as an opening act and accompanying him during