What second season television series had 22 episodes and originally aired May 2007 and was broadcast by CBS?
Something Blue (How I Met Your Mother): "Something Blue" is the 22nd and final episode in the second season of the television series "How I Met Your Mother". Something Blue (How I Met Your Mother):  It originally aired on May 14, 2007. How I Met Your Mother (season 2):  CBS broadcast the first three episodes of the second season on Monday nights at 8:30 pm in the United States, the remaining episodes were broadcast at 8:00pm.
How I Met Your Mother