Green bird finds fame, or a twin or neither?

my half of the matching collab painting,
originally uploaded by dogboneart.

Coo says: 'Wow green bird, I never knew you were so famous.. I guess you must have been flying around a lot lately! Or is it just that great doodling minds think alike? Great style Dogboneart!!'

Green bird says: 'I've finally found my long-lost twin.. I always knew I had one!'