Well, he's not actually done with preschool, but he is done with Lincoln Elementary.  I couldn't be more proud, he performed all his songs (actually singing) and it was pretty much adorable in every way.  I told Aiden this morning that it was his last day of school, to which he replied, "mom, I actually like school now."  I don't think that counts as progress. 

here's Aiden with his teacher:

and in front of his school: