Posted by Sabrina B. @gametimegirl Why am I not surprised?  We just posted the worst celeb tippers and the same 2 made that list!  They also made a Top 25 List of Most Popular Personalities and only ONE athlete made that list! Based on a recent Ipsos poll of over 2,000 U.S. adults, Betty White stands out as America’s favorite and most trusted personality, and the one whose endorsement of a company would be most likely to drive business. Check both lists after the jump…