Here is some love Buttercup has recieved Online:
Forgestar
http://www.forgestar.com/blog/?p=1732
Japanese Sportscars
http://www.japanesesportcars.com/r-technique-2011-subaru-wrx-sti-buttercup_24651.html
Mishimoto
http://www.mishimoto.com/mishimoto-sponsors-christopher-haydostian.html