O Yikes!  has the trendiest selection of Diaper Bags including matching accessories I have seen in a long time!  These are really different!

Product Features:
This set includes: messenger style bag (12.H x 15″W x 4″D), Wipes case (4.25″H x 8.25″W x 1″D), Bottle Holder (9″H x 10.5″D), Changing Pad and accessory case (5″H x 6.5″W x 3″D). This bag is aptly named and designed for active parents on the go.

They are available in many different combinations of colors.  You can purchase the accessories seperately or just get it all at once with the diaper bag!

Purple Grape Messenger Diaper Bag with Accessories
Titanium Messenger Diaper Bag with Accessories
Tangerine Raspberry Messenger Diaper Bag with Accessories
Blueberry Keylime Messenger Diaper Bag with Accessories