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Lisa Rinna joins Hoda as guest co-host

Lisa Rinna sat in for Kathie Lee today, who is on vacation on the West Coast.More: Lisa Rinna: I owe my career to my lips!Lisa Rinna: I set up Julianne Hough & Ryan SeacrestEditor's Note: This post was updated at 4:30 p.m.

Lisa Rinna sat in for Kathie Lee today, who is on vacation on the West Coast.

More: Lisa Rinna: I owe my career to my lips!

Lisa Rinna: I set up Julianne Hough & Ryan Seacrest

Editor's Note: This post was updated at 4:30 p.m.