Conversation so far:
What are Bruce Willis' military interests?
Throughout his film career, Bruce Willis has depicted several military characters in films such as In Country, The Siege, Hart's War, Tears of the Sun, Grindhouse, and G.I. Joe: Retaliation.
What other military connections did Bruce Willis have besides playing military characters in films?
Growing up in a military family, Bruce Willis has publicly sold Girl Scout cookies for the United States armed forces.
What happened to Bruce Willis in 2002?
In 2002, Bruce Willis' then 8-year-old daughter, Tallulah, suggested that he purchase Girl Scout cookies to send to troops.
What did Bruce Willis' daughter suggest in 2002?
Tallulah Willis suggested that Bruce Willis purchase Girl Scout cookies to send to troops.
What happened after Bruce Willis' daughter suggested he send cookies to troops?
Bruce Willis purchased 12,000 boxes of cookies, and they were distributed to sailors aboard USS John F. Kennedy and other troops stationed throughout the Middle East at the time
What else is significant about Bruce Willis' military connection?
In 2003, Bruce Willis visited Iraq as part of the USO tour, singing to the troops with his band, The Accelerators.

Question: Did he do anything else?
Self-contained rewrite: Did Bruce Willis do anything else involving the military besides visiting Iraq in 2003?