How I Met Your Mother actress Alyson Hannigan celebrated the return of her show with an early St. Patrick's Day party in LA last week.

For the occasion she wore this sexy silk keyhole Vena Cava Honeycomb High Neck Dress ($437) with a pair of slingback peep-toe pumps.

The stunning clutch she is carrying is the B. Romanek Caiman "Rock Star" Clutch which is sold at Barneys for $2,195.

The bag comes in the colours above and also ...

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Celebrity Style Alyson Hannigan > How I Met Your Mother actress Alyson Hannigan celebrated the return of her show with an early St. Patrick's Day party. Though there's no green in sight yet, there is teal �" her B. Romanek...

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