Question: The woman who plays bass and does vocals for the band Warpaint was born on what day?

Context paragraphs:
Emily Kokal: Emily Camille Kokal (born September 30, 1980) is an American musician from Chico, California.  She is best known as the singer and guitarist of the indie rock band Warpaint.  Kokal is one of the founding members of the band.

Joseph Troy: Joseph Troy is the bassist and backing vocalist for the band Rx Bandits and sings and plays bass in the garage-punk duo Coke vs. Bills along with childhood friend Matthew Embree, the lead singer and guitarist of Rx Bandits.  He also plays bass in Chiodos (most notably during their 2014 "Parks and Devastation" tour) and for The Sound of Animals Fighting during their live shows.

Joe Raposo (bassist): Joe Raposo (born 1970), of Portuguese descent, is the bassist for the seminal California punk rock band Lagwagon and qa engineer lead at Zynga.  He also played bass for a period of time for The Real Mckenzies and Mad Caddies.  Additionally, Raposo plays bass for the San Francisco-based fusion group King City, with fellow Lagwagon member Chris Rest as well as filling in on bass for several live shows with the Dwarves.  Raposo began his career in 1987 at the age of seventeen by joining California hardcore punk band Rich Kids on LSD as their new bassist and remained with RKL until their hiatus in 1996.  He began playing shows with RKL again in 2003 (after they had re-formed a year prior) until their current hiatus after the death of lead singer Jason Sears.  Raposo joined Lagwagon in 2010, replacing original bassist Jesse Buglione.  Raposo also plays bass in the cover band Uke-Hunt.

Sirsy: SIRSY is an American rock duo formed in Albany, New York, in 2000.  The group consists of Melanie Krahmer (vocals, drums, flute) and Rich Libutti (guitar, bass).  During their live shows Krahmer also plays bass on a keyboard with her drumstick and Libutti plays bass pedals with his feet.  Sirsy is notable for touring continuously throughout the United States, playing more than 200 shows per year nationally, and for background music for several television shows and independent films.  Their relentless touring has gained them a cult following.

Theresa Wayman: Theresa Becker Wayman (born June 23, 1980) is an American musician, singer-songwriter and occasional actor, best known as guitarist and vocalist of the indie rock band Warpaint.

Joe Doyle (musician): Joe Doyle (born May 8, 1977) is the bassist and backing singer for Irish rock band The Frames and The Swell Season.  He has been a member of The Frames since 1996, appearing on six albums to date.  In addition to appearing on Frames albums, he has also plays bass and contributes backing vocals to two Swell Season albums: the soundtrack to "Once" and "Strict Joy."  He is currently touring as a member of the Swell Season, which also includes Glen Hansard (vocals/guitar), Marketa Irglova (vocals/piano), Graham Hopkins (drums/backing vocals), Rob Botchnik (lead guitar/backing vocals) and Colm Mac Con Iomaire (violin/backing vocals).  Doyle originates from Allenwood, County Kildare, Ireland.

Brian Helicopter: Brian Helicopter is the stage name of Gareth Holder (born 27 June 1958, Leamington Spa), an English musician, based in the United States.  He is best known for playing bass guitar for the UK punk rock band The Shapes.  He also played for many other bands, the most notable being the NWOBHM bands Rogue Male and HellsBelles.  For a short time in the early 1980s, he was also a member of British R&B band The Mosquitos, with guitarist Steve Walwyn of Dr. Feelgood and Eddie and the Hot Rods, and can be seen on the cover of The Mosquitos only single "Somethin' Outta Nothin'".  A prolific session player, he appears both credited and uncreditied on many releases throughout the 1980s and early 1990s under both his real and stage name.  He was one of the first bassists in the nascent UK punk scene to adopt the Rickenbacker bass guitar which he still uses to this day.  He was also one of the first bass guitarists in the world to use Trace Elliot amplification.  His bass playing style is characterized by a very fast precise pick attack, and fast runs.  Unusually for a bass guitarist, he sometimes utilizes an overhand tapping technique more common to six string players.  He continues to play professionally, reverting between his real name and his stage name as the fancy takes him.  He is also a professional skydiving coach and instructor, currently holding seven world records in the sport.  He can be seen in an episode of MythBusters aired on the Discovery Channel taking presenter Kari Byron skydiving whilst testing the falling airplane blue ice myth.  He is also a vegetarian.  He can be seen in the independent film Six Sex Scenes and a Murder, in the role of the bounty hunter.  He currently resides in California, where he plays bass for the San Francisco Bay Area band Ghosthookers.  Ghosthookers released a record in 2008 which features Brian Helicopter on bass under his real name.

Undertow (song): "Undertow" is a song by the American indie rock band Warpaint.  It is the third track and lead single from the band's debut studio album "The Fool", and was released on September 21, 2010 on Rough Trade Records.  Described by the band as an homage to the Nirvana song "Polly", "Undertow" received favorable acclaim and placed in the United Kingdom's Independent Singles and Independent Breakers charts upon its release.  A limited edition double A-side single was released as part of Record Store Day 2012.

Warpaint (band): Warpaint is an American indie rock band from Los Angeles, California, formed in 2004.  The current lineup comprises founders Emily Kokal (vocals, guitar), Theresa Wayman (guitar, vocals) and Jenny Lee Lindberg (bass, vocals), and Stella Mozgawa (drums), who joined the band in 2009.

Jenny Lee Lindberg: Jennifer "Jenny" Lee Lindberg (born July 30, 1981) is an American musician, singer-songwriter and record producer, best known as the bassist of the indie rock band Warpaint.

Supporting paragraphs: Warpaint (band) Jenny Lee Lindberg
Answer: born July 30, 1981