Ha - love it - blame it on the beers. I'll have to remember that one. Of course I'm always bringing up the rear w/DH - who is quite a speed demon on the bike so...I feel your pain.
I just don't get it. It feels to me like I'm working so much harder than him. Inevitably I always fall behind though and have to work like a maniac to keep up. It's kind of a drag. I will say though that it's really helped my training.
Methinks you are catching up to him!
KellyD
"Whatever you do, do it with purpose" Winston Churchill