festoon (someone or something) with (something)
To decorate or embellish someone or something with a garland or similar item. I'd really love it if we could festoon the wedding venue with some gorgeous flowers.
festoon someone or something with something
to drape or garland someone or something with something. Karen festooned her daughter with flowers for the party. The kids festooned the gymnasium with crepe paper and garlands of plastic flowers.