Chloe Romney, far left in red, slipping out of the frame as the Ryan family — wife Janna, daugher Liza, and sons Charlie and Sam — are introduced. (Lynne Sladky/AP)

(Video: Romney grandkid sneaks in with the Ryans)

Chloe Romney with grandmother Ann and father Matt. (Joe Skipper/Reuters)

Turns out she was Chloe Romney — who, according to her father Matt , became fast friends with Liza Ryan in recent weeks on the campaign trail. She was later seen scooting back to her own family, into a seat next to her grandmother Ann.

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