I don't think one is being released. Sorry...
OK I posted this ^ and I was wrong. You know how if you have smash service on in the Nintendo WFC and you get a stage and a picture each time you get on? That's stopping within a year.
There is no update for Super Smash Bros. Brawl and there never will be. Not true. If you're talking about Brawl+, you need the Homebrew Channel, and then you need to go to the official Brawl+ site.
You can only install Super Smash Bros. Brawl on your Wii with a Super Smash Bros. Brawl disc.
No, Megaman will not be in and is not in Super Smash Brothers Brawl.
There is no Super Smash Bros Brawl 2.
You can not get Blaze in Super Smash Bros. Brawl.
Super Smash Bros. Brawl happened in 2008.
No, in fact Shadow isn't even in Super Smash Bros. Brawl. He is from the Sonic games. Sonic however, isn't from Super Smash Bros. Brawl but Sonic is in Super Smash Bros. Brawl.
25 if you include the unlockables.
Dark Samus will not be in super smash brawl.
No, Pichu is not a playable character in Super Smash Bros Brawl
Sadly, you can not be Rosilina in super smash bros brawl
Sorry but no, Birdo is not in Super Smash Bros. Brawl.