Seaweed is an American band from Tacoma, Washington who were active throughout the 1990s.
 Their style of music is a combination of punk rock and grunge, mostly due to its "dirty" sound.
The Gaslight Anthem is an American rock band from New Brunswick, New Jersey, formed in 2006.
 The band consists of Brian Fallon (lead vocals, rhythm guitar), Alex Rosamilia (lead guitar, backing vocals), Alex Levine (bass guitar, backing vocals), and Benny Horowitz (drums, percussion, backing vocals).
Elsie is the debut studio album by The Horrible Crowes, a Gaslight Anthem side-project made up of Ian Perkins and Gaslight Anthem founder Brian Fallon.
 It was released on September 6, 2011, through SideOneDummy Records.
Hold You Up is a vinyl only EP by The Gaslight Anthem released on 10" red vinyl.
 It was released on November 23, 2012 for Black Friday Record Store Day (limited to 3000 copies).
 The EP features two original acoustic performances and one cover song.
"45" is a song by American rock band The Gaslight Anthem, released on May 8, 2012 as the lead single from their fourth studio album, "Handwritten" (2012).
Live at Park Ave. is a live album by The Gaslight Anthem, released exclusively on vinyl on April 19, 2009.
Here Comes My Man is an EP by The Gaslight Anthem.
 The EP features performances of 3 original songs, and one cover.
 It was released on November 28, 2012 exclusively in the UK.
Brian Fallon (born January 28, 1980) is an American singer, songwriter, and guitarist.
 He is best known as the lead vocalist, guitarist, and songwriter of the rock band The Gaslight Anthem, with whom he has recorded five studio albums.
 He is also a member of the duo The Horrible Crowes, alongside The Gaslight Anthem's guitar technician and touring guitarist Ian Perkins.
Get Hurt is the fifth studio album by American rock band The Gaslight Anthem, released in the UK on August 11, 2014, through Virgin EMI, and in the United States on August 12, 2014, through Island Records.
 It marks their first album on Island Records, which absorbed the band and its previous label, Mercury Records.
The '59 Sound is the second studio album by American rock band The Gaslight Anthem, released on August 19, 2008 by record label SideOneDummy.

Question: What genre do The Gaslight Anthem and Seaweed share?
Answer: rock