Something really funny, really cool for my gamer teenaged brother (he’s 16).
Any ideas?
One of the ‘game systems’ that are a joystick on a box that you plug into the tv and play really old games.
Of course, my first thought on reading the thread title was a Rubber Ball Gag.
It’s up to you.
One of those $5 “game machines” that are shaped like console controllers but actually only contain 8 variations of Tetris?
I Googled on Gag gifts and got a lot of hits.
At the top of the list was
and this site seemed to have a number of gifts that a 16 yearld boy might get a big charge out of.
I hope you have lots of luck.
My favorite thing to do is to go on a Dollar Store Shopping Spree! ™. Honestly, you’ll be amazed at the hilarious stuff you can find at the dollar store.
A photo of one of my “sprees”.
Let’s see, there’s two bags of cookies, silly putty, a Slinky, off-brand pixie sticks, a “UN Forces” dol–er-- action figure (which is especially funny because he is part of the UN but has grenades and things), and a pregnancy test.
Oh, the gift was for a guy, too. There’s nothing like giving a dollar store pregnancy test to a guy. 
The Remote Control Fart Machine
and/or
Pocket Disgusting Sounds Machine
(Burp, Puke, Dry Heraves, Loogie Snort, Quick Fart, Long Fart)
Powers of 2 Clocks - two versions
This technology advanced clock uses binary code - the language of computers to show the time. After a few minutes’ practice, you’ll be able to read the time by adding the values of the lit LEDs in each column. Comes in red with red lights.
Download PONG off the net and burn it to a disc.
Then download a good copy of a label of the hottest new game on the net, and put at the bottom BETA VERSION - NOT FOR SALE.
Print out a good copy label, put it on the PONG disc.
Tell him you have a friend of a friend who got this secret copy…and watch him dash off to load it up…