Snowmaggedon may have knocked out Richmond events for a few weeks there, but the River City is back in action.Starting this week with the rescheduled date for First Fridays Artwalk.For the first time ever, First Fridays was canceled on Feb. 5, 2010 because roads were icy, snow was falling and the weather was just plain awful.But the good news is that the popular artwalk was rescheduled to this Friday, Feb. 19, 2010 and is chock full of gallery openings, talks, and parties on and off Broad. Find out more on our First Fridays Guide. Here are more details from Christina...