Although "I Thought I'd Seen Everything" was officially released to US radio on March 1, 2008, it proved somewhat popular on
Adult Contemporary radio where it peaked at the top thirty and peaked at 20. In Canada "I Thought I'd Seen Everything" was officially released to radio in March, 2008. The song reached the top fifty on the Canadian
Hot 100 chart where it peaked at the top 50 on 47. The song was released in Australia, Europe and New Zealand on March 1, 2008. "I Thought I'd Seen Everything" peaked at the top 200 at 146. "I Thought I'd Seen Everything" continued the trend of lower-charting singles which was started by Adams
Room Service single
Flying. "I Thought I'd Seen Everything" peaked in the top 40 in
Hungary and
Austria, and the top 50 in
Switzerland and
Germany. == Music video ==