Pierce the Veil is an American rock band from San Diego, California. Formed in 2006, the band was founded by brothers Vic and Mike Fuentes after the disbandment of the group Before Today (formerly Early Times), which was formed out of the San Diego punk rock scene. Other members of the band include Jaime Preciado (bass) and Tony Perry (lead guitar). Pierce the Veil has released three studio albums and has toured worldwide since the release of their debut album, A Flair for the Dramatic in 2007.

On September 23, 2013 the band announced plans to release a documentary on November 11 detailing their first world tour. The documentary included live footage from their world tour, three music videos, and additional content. The band released this statement on the documentary: "Our first world tour was absolutely the craziest experience of our lives.. and we filmed EVERYTHING! Follow along as we visit uncharted territories in search of the best shows and thrilling experiences we could absolutely find along the way. This DVD is for the fans and the fans only. Thank you for letting us travel the world and share this adventure with you!" - Vic, Mike, Tony, and Jaime  On October 18, 2013 the band launched pre-orders for their documentary with a new release date of November 25.  On July 21, Vic Fuentes and Kellin Quinn of Sleeping with Sirens announced a co-headlining world concert tour. The tour started on November 5, 2014 in Fresno. They first announced the first North America leg with 20 concerts with support from Beartooth and This Wild Life. A month later, on August 22, 2014 the band confirmed the second leg of the concert tour which took place in Europe. Between March 20, 2015 and April 11, 2015 Pierce the Veil played concerts in the Netherlands, Belgium, Sweden, Germany, and the UK. According to Epitaph Records, all concerts in Europe were sold out. Before heading to Europe the band played a second US leg with support from PVRIS and Mallory Knox.

Answer the following question by taking a quote from the article: what did they do in 2015?
Between March 20, 2015 and April 11, 2015 Pierce the Veil played concerts in the Netherlands, Belgium, Sweden, Germany, and the UK.