Solve this year's biggest mystery as Shaggy and Velma. For Shaggy, grab a pair of rust colored pants ($30) and a green t-shirt ($6). For Velma, get an orange turtleneck ($35), burgundy skirt ($15), orange knee high socks ($10) and black glasses ($3).

To get Betty's look down, find a light blue dress ($31), a blue bow ($1), and a black choker ($9). For Barney, all you'll need is an oversize brown t-shirt ($3) and a little creativeness to turn it into his actual smock.

To become Morticia, find an all black long sleeve maxi dress ($41), straighten your hair and throw on some red lipstick ($5). For Gomez, dig up a pinstripe suit ($100) and throw on a white oxford shirt ($15) with a bow tie ($3).

Take it back to your childhood with this simple and quick Mario Brothers-inspired DIY costume. Just get some blue jean overalls ($45), green and red t-shirts ($6), some red and green hats ($16), and two pairs of white gloves ($7).

Turn you and your honey into the infamous Griffin duo, Peter and Louis. For Louis, grab a pair of khaki pants ($30), an aqua button up shirt ($22), and a pair of red flats ($20). To get Peter's look, get a pair of green pants ($15), a white oxford shirt ($15), and a pair of circle frame glasses ($10).

Become the perfect match with this DIY PB&J costume. You'll need a purple t-shirt ($7) and a tan t-shirt ($7) topped with some printed out labels for each one.

Looking for a simple DIY option? Try being ketchup and mustard for Halloween. Dress in a red dress ($16) and have your spouse throw on a yellow shirt ($3) with a pair of pants. Print out the Heinz ketchup and mustard designs and tape them on the front of your dresses. Don't forget to get a small red and yellow cone ($18) to tie to the top of your heads for the nozzle.

If you don't want to wear the premade Thing 1 and Thing 2 shirts , grab two red t-shirts ($6) print out the Thing 1 and Thing 2 logos, and spray your hair blue ($6).

Turn into the biggest babies around with this DIY costume. Grab a sheet color of your choice ($6), some large safety pins ($4), throw on a small t-shirt ($4) and carry a large baby bottle ($5) around.

Tweedledee and Tweedledum from Alice In Wonderland can be your new nicknames this Halloween if you're down for some fun. Find some red pants ($9), yellow socks ($7), blue bow ties ($6), white oxford shirt ($15), yellow sweaters ($30), red propeller hats ($4) and black shoes.

Go on a wild adventure this Halloween as Dora and Diego.. To recreate Dora, just pull out a pink shirt ($10), orange shorts ($8), yellow socks ($4), a purple backpack ($9), and white shoes. For Deigo, green shorts ($20), a blue t-shirt ($3), a vest ($30), and hiking boots ($30).

To nail this iconic movie look, you'll need to find some high waist disco pants ($16), black off-the-shoulder top ($11) and red heels ($25) for Sandy. To get Danny's look, you'll need a pair of black jeans ($35) and a black t-shirt ($7)

Be on the scene in this Kim Possible and Ron Stoppable this Halloween with this DIY costume. For Kim, you'll only need a black long sleeve crop top ($11), and a pair of green cargo pants ($25). And for Ron, you'll need a pair of grey cargo pants ($25) and a black turtleneck ($17).