If there was one thing former MLB superstar Ken Griffey Jr. was known for during his playing days — well aside from that oh-so sweet swing and his wall-climbing antics in center field at the Kingdome in Seattle — it was his smile.

When "The Kid" flashed the pearly whites, he could light up a room. Now he's lending his name and famous face to help Japan get back on its feet and bring a little joy to some of those still suffering from the effects of the earthquake and tsunami that devastated Japan last March.

On Sunday, the former 13-time MLB All-Star donned a gray training outfit and held a baseball clinic in Kawasaki for a group of children, including some from Fukushima and other affected areas.