NOW that Katie’s a free woman, she and Chris are reportedly rekindling their old flame — and one source says their vibe together is ‘electric!’There’s a reason Katie Holmes has been looking so happy lately. Following her divorce from Tom Cruise, the actress has reportedly been meeting up with ex-fiancé Chris Klein in New York City — Katie and Chris ended their engagement one month before she began seeing Tom — and it sounds like things are getting serious. According to the report, Chris’s contact with Katie began earlier this year, and the two engaged in "heated texting” once news broke of Katie and Tom’s divorce.Chris even reportedly arrived in NYC on July 6 to comfort Katie in person, as the American Pie star was spotted sneaking into Katie’s Chelsea apartment. People