Question: "Northern Downpour" is a song written by an American musician who was a founding member of what band?

Context paragraphs:
Northern Downpour: "Northern Downpour" is a song by American rock band Panic at the Disco from their second studio album, "Pretty.  Odd. " (2008).  The song was released on November 14, 2008, as the fourth and final single from the album.  The song was written by guitarist Ryan Ross and bassist Jon Walker, and was their final single with the band.

Levi Seacer, Jr.: Levi Seacer, Jr. is an American musician.  He was an early associate of Sheila E. when he was tapped by Prince to form a new touring band after the demise of The Revolution in 1986.  Seacer became the band's bassist, as well as a backing vocalist.  Later, he began collaborating with Prince as a songwriter on several projects.  Seacer was a founding member of Prince's The New Power Generation in 1991, switching from bass to the band's guitarist.  He remained a member of the band until 1993, and also participated in the later version of Madhouse.  After leaving the Prince camp in 1993, Seacer has worked as a producer and session musician on various projects, most notably the gospel music ensemble Sounds of Blackness.

Ryan Ross: George Ryan Ross III (born August 30, 1986) is an American musician, singer, and songwriter best known for his work as the lead guitarist and primary songwriter of the band Panic!  at the Disco before his departure in 2009.  Ross and former Panic bassist Jon Walker are the founding members of the band The Young Veins, in which Ross is the lead vocalist.

John Ferguson (musician): John Roger Ferguson (born October 20, 1978) is an American musician.  He is currently a member of The Apples in Stereo, and he was a founding member of Big Fresh.  His father, Roger Ferguson, was an associate of underground DIY figure R. Stevie Moore, and John appeared on Moore's recordings and radio shows by age three.  During his freshman year of college, Ferguson teamed up with Ben Fulton and Bryan Gore to form Big Fresh in 1998.  The band – with various lineup changes – recorded three albums.  In 2002, Ferguson met Robert Schneider of The Apples in Stereo, and they formed ulysses.  Their first release, "010", appeared in 2004 on the Eenie Meenie Records label, and received positive reviews.  In 2006, Schneider invited him to become a member of the Apples In Stereo, and Ferguson performed on the band's 2007 album, "New Magnetic Wonder".  Ferguson is also a member of the synth-folk band Deek hoi, continues to collaborate with R. Stevie Moore and perform with Big Fresh.  He also hosts "The Percy Trout Hour" radio show on WRFL in Lexington.He and Robert Schneider in 2015 Have created a new band called Spaceflyte which is a experimental pop band.

(I Love You) For Sentimental Reasons: "(I Love You) for Sentimental Reasons" is a popular song written by Ivory "Deek" Watson, founding member of the Ink Spots, and William "Pat" Best, founding member of the Four Tunes.

Scott Ian: Scott Ian (born Scott Ian Rosenfeld; December 31, 1963) is an American musician, best known as the rhythm guitarist, backing and additional lead vocalist, and the only remaining original founding member of the thrash metal band Anthrax.  He also writes the lyrics on all their albums.  Ian is the guitarist and a founding member of the crossover thrash band Stormtroopers of Death.  He has hosted "The Rock Show" on VH1 and has appeared on VH1's "I Love the..." series, "" and ""Supergroup" (TV series)".  Ian is also the rhythm guitarist for the metal band The Damned Things.

Northern Lights (bluegrass band): Northern Lights was an American Progressive bluegrass band formed in 1975 in New England, which musical career spanned more than three decades.  Known for a progressive style of bluegrass playing, the band went through a number of line-up changes through the years and included such personalities as Alison Brown or multiinstrumentalist Jake Armerding, son of founding member Taylor Armerding, who started playing with the band full-time at age of 14, but played occasionally when he was 12.  As of 2009, there is no founding member left in the group.  Guitarist Bill Henry, who joined the band in 1982 assumed the leadership role and Northern Lights continue to play without interruption as a quintet, consisting of two generation of musicians - Bill Henry, John Daniel and Alex MacLeod as well as young players Eric Robertson and Mike Barnett.

J.P. Pennington: James Preston "J.P." Pennington (born January 22, 1949) is an American musician, known primarily as a founding member of the country pop band Exile.  Pennington was the founding member and lead singer of the group until departing in 1990.  After his leaving Exile, he signed to MCA Records as a solo artist.  There, he released three singles and one album, "Whatever It Takes", in 1991.  Pennington re-established the band along with guitarist Les Taylor.

Andy Babiuk: Andy Babiuk (born November 27, 1963) is an American musician, author, consultant, and owner of Andy Babiuk’s Fab Gear in Fairport, New York.  He is a founding member and bassist of the super-group, The Empty Hearts(est. 2014) and was also a founding member of The Chesterfield Kings Babiuk is the author of "Beatles Gear: All The Fab Four’s Instruments From Stage To Studio", (2001), "The Story of Paul Bigsby" (2009), "Rolling Stones Gear" (2014) and "Beatles Gear – The Ultimate Edition" (2015).  He is a staff consultant to the Rock and Roll Hall of Fame as well as prestigious auction houses in New York, London and Los Angeles.

Gary Rossington: Gary Robert Rossington (born December 4, 1951) is an American musician, best known as a founding member of Southern rock band Lynyrd Skynyrd.  He plays lead and occasional rhythm guitar.  He is also a founding member of The Rossington-Collins Band along with former Lynyrd Skynyrd bandmate, Allen Collins.  Rossington is the last original member still with the band as of 2017.

Supporting paragraphs: Northern Downpour Ryan Ross
Answer: The Young Veins