2013, the band performed live on Triple J for Like a Version, performing a cover of Frank Ocean's "Thinkin Bout You". In July, the band released a new single from the album, "Par Avion", to coincide with a national headline tour of Australia. The band was also announced as part of the BIGSOUND Festival lineup for September 2013. The music video for "Par Avion" premiered on Yahoo! Music following the band's set at BIGSOUND. In August 2013, both the band's single and album of the same name, "Human Spring", debuted at number 10 on the FMQB Sub-modern radio charts in North America, peaking at number 8. In April 2014 the band announced the release of the album worldwide, putting out a single from the album every three weeks in the lead up to its release. "Temperamentally" hit number 30 on the iTunes US Alternative charts following the release of the single's lyric video online. The album was made available for purchase worldwide on 9 July 2014. 2014–2016: Pressure in an Empty Space The band relocated to London to commence work on their second studio album with renowned producer Simon Duffy. They released a video on social media for a new single called "Coming Down" on 21 July 2014. The track received firm radio and club support throughout the UK and Ibiza, debuting at No. 29 on the Music Week Commercial Pop Charts. The song was also nominated as a semi-finalist in the 2014 International Songwriting Competition. On 26 September 2015 the band headlined the TEDx Macquarie University conference, which was streamed live worldwide, debuting several tracks from the new album. On 27 October, Simons' birthday, the band put up a post on social media revealing the album would be called Pressure in an Empty Space. On 16 November 2015 the band released an EP, Living a Lie, which served as a precursor to the then upcoming second studio album. A national tour of Australia in support of the release was also announced for February 2016. Apple Music promoted several promotional videos from the EP on the homepage of its service worldwide. Following the tour, the band released two consequential singles from the album, title track "Pressure in an Empty Space" and "Learn to Love Again", hinting at an April release date during an appearance on SYN FM. The release date was later confirmed to be 29 April. The title track