yes that is at he end and i was gonna mention that......awww

heres some..

Kujas music is a newer version of desert pyramids from ff5.

in Lindblum weapon shop, there is a big sword on the wall which looks exactly like cloud's buster sword. when you inspect it, zidane says "i remember a guy with spiky hair who carried a weapon like this..."

in lindblum synthesis shop, the men inside it (i cant remember the names but i think one of them is caled "wayne" are people from vagrant story, another rpg from square.

in alexandria (i think when you have the hilda garde 3), if you go to the alley where rubys theatre is, sometimes youll see a man called ashley, who is the main caracter in Vagrant Story.

there are more ijust cant remember them.