Georgetown Cupcake opens with a sweet time

Georgetown Cupcake co-owners (and sisters) Sophie Lamontagne and Katherine Kallinis at a champagne and cupcake dessert reception celebrating the opening of Georgetown Cupcake on Newbury Street. (Erik Jacobs for the Boston Globe)
Georgetown Cupcake co-owners (and sisters) Sophie Lamontagne and Katherine Kallinis at a champagne and cupcake dessert reception celebrating the opening of Georgetown Cupcake on Newbury Street. (Erik Jacobs for the Boston Globe)

Georgetown Cupcake owners Katherine Kallinis and Sophie LaMontagne threw a party — a champagne and cupcake reception, actually — to celebrate the opening of their new shop on Newbury Street. The sisters, stars of the TLC show “DC Cupcakes,” opened their first shop in DC in 2008. Why Boston? Because LaMontagne knows the area, having worked for venture firm before she started selling cupcakes.

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