Manolis Christo needed to fill up and did not know about the giveaway.Boch sponsored a similar giveaway in April, which was promoted in advance and saw hundreds of motorists lining up for free gas.It took less than two hours to reach the free gas limit during the April event.The surprise factor keeping things calmer than previous giveaways.(So far) ⛽️ #wcvb https://t.co/WJz1FbORXC pic.twitter.com/CgGleraGNH — Sera Congi (@seracongi) November 23, 2022Video: April-Fuels giveaway has drivers lined up for hoursVideo: 55 million Americans expected to fly, drive Thanksgiving weekVideo: Thanksgiving travel numbers inch toward pre-pandemic levelsEditors note: A previous version of this story said the promotion began at 8 p.m. and not 8 a.m."