It helps she has Nate Archibald as an accessory too. A lot of fans are partial to Serena's gold dress in the Gossip Girl finale, but I've always loved Blair's ice queen dress more. And the headband!

A new dress, exactly like the one in her scrapbook arrives from Paris, and she and Nate are voted prom queen and king ... I Have A Specific Gossip Girl-Related Hope Clueless Is Getting A TV ...

Young Lily’s outfit montage ... on the regular ‘Gossip Girl’ story. Serena’s defiant act of staying in jail evoked nothing short of apathy and the gang’s prom turned out to be as flat ...