What to Do When You Are Dead followed by two US tours in February 2005. "What to Do When You Are Dead" was released on February 22 through independent label Equal Vision Records. Following a couple of US tours in April and May 2005, "Car Underwater" was released as a radio single. The group performed on the Warped Tour, before touring across the US in September and November. Later in November, a music video was released for "The Truth About Heaven", followed by a UK tour in December. In early 2006, the group went on a three-month headlining US tour, before appearing on Warped Tour again. "What
Open the Window – Close the Door: Live in Japan to split up, following one last concert tour. The final leg of the tour took place in Japan, beginning on 8 March 2000 and ending eleven days later (a final UK show was later scheduled for May). Of the nine shows on the Japanese Farewell Tour, four took place at Club Citta in Kawasaki on 12, 13, 14 and 19 March. Recordings from these shows made up "Open the Window – Close the Door: Live in Japan". On 5 November 1999, Thunder released a statement which revealed that they had decided to break up. The announcement explained that "After a