For the majority of the band's career, the line-up consisted of lead vocalist Jenna McDougall, guitarists Jake Hardy and Whakaio Taahi, bassist Cameron Adler, and drummer Matty Best.

Formed in 2008 by Hardy, Adler and Taahi, soon joined by McDougall and Best, Tonight Alive recorded and self-released the EPs All Shapes & Disguises and Consider This.

In 2010, Tonight Alive signed to both Fearless Records and Sony Music Entertainment Australia[1] and released their 2011 debut album What Are You So Scared Of?.

Their second studio album, The Other Side, was recorded in Australia and released 6 September 2013, featuring the singles Lonely Girl and Come Home.

The band released "Human Interaction" on 30 October 2015, followed by their third album, Limitless, which debuted to mixed response on 4 March 2016.

Lead guitarist and songwriter Whakaio Taahi departed the group in late 2017, shortly after the band finished recording their fourth album, Underworld, which was released on 12 January 2018.

[3] Guitarist Jake Hardy and bassist Cameron Adler already had an existing rock project covering other bands' material.

After the demo was finished, Adler gave McDougall a song the band had written and asked her to record her vocals over it.

[10] Tonight Alive toured the US and took part on the annual Bamboozle festival,[11] playing the 1 May date on the Zumiez stage alongside New Found Glory, Valencia, Thrice, The Downtown Fiction and more.

[16] The band was set to play on the Lucky Street Tour with Go Radio and This Providence and SXSW until they had to pull out due to medical issues, writing on their Facebook page: "We're very sorry to announce that we are having to cancel our upcoming tour with Go Radio and SXSW appearances due to serious medical issues.

During their time on The Vans Warped Tour 2012, the band began video production of "Listening", their third single release from What Are You So Scared Of?

Despite the fact that "Breaking and Entering" had previously been released as a digital download and music video, according to McDougall, "Listening" served as the third official single from WAYSSO?.

Tonight Alive released a stand-alone single called "Breakdown" on 12 March 2013 which featured Good Charlotte's Benji Madden.

The track "Come Home" was released as a single in late September, along with the music video on the band's Vevo channel.

They played a few dates in Australia before touring again in support of the new album, along with two Rolling Stone Live Lodge acoustic shows.

It was announced in late January 2014 that the band would be supporting Taking Back Sunday and The Used on their co-headlining North American tour.

Tonight Alive contributed their original song "The Edge" for Sony and Marvel's film The Amazing Spider-Man 2 and it was featured on the deluxe edition of the soundtrack in Australia, New Zealand, UK and Ireland.

In January it was announced the band would be supporting All Time Low on their upcoming spring tour with Issues and State Champs.

[20] The band began working on their third album in March 2015, with producer David Bendeth[21] They played at Soundwave 2015 in Australia.

[27] On 3 April 2017, the group announced they had signed to Hopeless Records and UNFD,[28] and released a standalone single, "World Away".

They were also joined during the set by Marie DeVita of Waax, Marcus Bridge of Northlane, Matt Gravolin of Deez Nuts and I Killed the Prom Queen and Dre Faivre of Hellions.