Best Abs Exercises?

Here's a short list of articles about the best abs exercises - obviously the authors don't always agree on which exercise will give you most bang for your bucks and produce those elusive six pack washboard abs the fastest, but it's a fair guess that mixing these exercises is not a step in the wrong direction.

• 5 Best Abs Exercises Ever
• Best Ab Exercises
• Rip Up Your Lower Abs
• Get Sexy Six Pack Abs Before Beach Season
• Six Pack Abs Without Going to the Gym - It's Finally Possible!