One high-profile duo in the mix?

Blake Lively and Ryan Reynolds, who attended the occasion in their finest formal attire.

Lively opted for her signature red carpet look for the night: a glitzy floral-covered dress.

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Photo: Getty Images

Livelys latestSNLlook consisted of a silver Tamara Ralph sequin-covered gown, complete with floral embellishments throughout.

For a more monochromatic finish, she accessorized with diamonds and strappy metallic hells.

Reynolds, meanwhile, wore a classic black tuxedo, white dress shirt, and a bowtie.

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Photo: Getty Images