Happy Anniversary, Bo Obama!From streaking across the White House lawn to meeting new friends at PetSmart, see how the First Dog has spent the past year in the White House

BENCH WARMER

"He's a very sweet dog. I'm not being biased. He's very well-mannered, he's very even-tempered," Mrs. Obama told David Letterman. "He has a very busy schedule, appearances. I'm thinking about getting him an agent."