Out with the Old, in with the New -- Part II

8/21/2007 1:55 PM PDT BY TMZ STAFF
With Hayden locked in a dead heat with sexpot Kim Cattrall, maybe what she needs is competition a little closer to home: Her mom!
Hayden Panettiere
The "Hero" and the MILF were spotted making their way through LAX last night -- apparently, Hayden's mom didn't have time to pack a bra. Hang loose, sister!

So ...