Huge List of Boston Events: April 16-23

And now for the third week in April for cool events in the Boston metro area:
For previous weeks events, read April 1-7 and April 8-15.

• Sing-a-Long Grease
• New England Folk Festival
• Boston International Film Festival
• Moving Images: Vinfen's Annual Film Festival
• 2011 Boston SkillShare
• Old North Church Annual Lantern Ceremony
• 5th Annual Great Burlesque Exposition
• Second Glass Wine Riot

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