Hi there GiantPanda12,
I would totally agree with Emerald.
Here are some links on how to do that:
How to initialize a drive -
http://products.wdc.com/support/kb.ashx?id=32HKy2
How to format a drive -
http://products.wdc.com/support/kb.ashx?id=BCQeoM
In case the drive is not recognized by Disk Management, try swapping cables(SATA and power ones) and ports.
Let us know how this goes,
D_Know_WD