Russian restaurant Mari Vanna celebrated its two year anniversary on February 25, 2015. Over 100 guests gathered at the Dupont Russian eatery to toast the milestone with a house-infused vodka open bar and samples of authentic Slavic bites. Internationally recognized accordionist Peter Dranga transported guests to the heart of Moscow with a live performance. Dranga serenaded the packed crowd with an eclectic mix of classic tunes and modern pop hits.