The HATNet team have reported a new transiting exoplanet HAT-P-8b. Most likely parameters are mass 1.52 M_J, radius 1.5 R_J, P=3.08 days, a=0.049 au, e=0. This is a relatively massive and highly inflated inflated hot Jupiter. The primary is an F star 3.3 times as bright as the Sun.