Kent Spitfires captain Sam Billings is relishing their first home game in the Vitality Blast. Spitfires host holders Somerset at Canterbury on Friday night (6.30pm). “Our support has always been fantastic, it always is, home and away,” said Billings, whose team have started this summer’s T20 competition by beating Middlesex and losing at Hampshire. “To get back under lights against the current holders will be a tough game but what a great way to start our campaign at home. “We always play well at home, we’re a tough side to beat, as we showed on Sunday (at Hampshire). We took one of the better…