Hayden Panettiere has sparked rumors she is dating 'Entourage' star Kevin Connolly.

The 20-year-old actress - who has previously dated her 'Heroes' co-star Milo Ventimiglia and British TV presenter Steve Jones - attracted attention on Sunday evening (20.09.09) after spending the whole of the HBO Emmy Awards party holding hands and enjoying an intimate conversation with the 35-year-old actor.