If you're interested in any of the freebie below, make sure you check out the corresponding links to see if there are any required coupons.
Bob Evans: BOGO wrap, side, and beverage priced at $5.99. Make sure to like them on Facebook so you can print the coupon.
: Mom's not only get a free BOGO meal, but they also get a $165 gift card that lets them get a free meal, up to $15, each month through April 2011.
: Enter to win one of 50,000 free 10 minute phone cards and for the grand prize of free phone calls for a year. It took me a whopping two days to win.
Denny's: This free pancake puppies sundae doesn't look even remotely healthy. But to heck with it, spoil yourself since it's a holiday!
Hydromassage: Get a free massage at over 900 participating locations.
IKEA: Mom's get a free Mother's Day breakfast, which consists of a coffee, potatoes, eggs, and bacon. If I was making it, it'd also include egg shells, plastic wrap from the bacon, and probably some coffee grounds.
Pei Wei: Take in this coupon for a BOGO entree.
: Reserve a table for Mother's day and receive a free mystery gift. Will it be a coupon? A free meal? All we know is that it won't be a wooden spoon, which is great because the last thing my mom needs is something new to hit me with.
Six Flags: Coldstone has teamed up with Six Flags to let folks buy any park tickets for the price of a kids ticket! You can use them through Oct. 11, but there's a limit of four per customer.
: Mom's get a free meal with the purchase of another meal.
: Mom's get a free small cup or cone, but unfortunately they only have in a few states.
: Moms can stop by and get a free cup or cone of frozen yogurt. Call ahead to make sure your is participating.
There are a lot of regional companies that are offering freebies and deals as well. Check out this Slick Deals thread to see a rather comprehensive list of them all.
Thanks to everybody who sent in some of these!