vday presents..... HELP!!!

what do you get guys for vday me and him are engaged and i have no idea what to get him...... i really need help the only thing i can think or is a ring he got me one should i get him one...... i dont know....
help me plz

i got my boyfriend a tshirt that has a ball and chain and in the middle of the ball it has a heart and it says "sorry, im taken"
lol
im gonna make him wear it.
and i also made him video of like me saying stuff to him then like music videos of songs weve listened to in the car together and stuff. and @ the end of the video i told him i love him and i put a picture of us together.

i guess you gotta be good with like making films and stuff if you wanna do that though.