The LA Galaxy will host #LucaKnowsHeart Night on Saturday, Aug. 27, when the Galaxy take on Vancouver Whitecaps FC (7:30 p.m. PT; Time Warner Cable SportsNet, Time Warner Cable Deportes). #LucaKnowsHeart Night will celebrate the life of Luca DeLaGarza, the son of LA Galaxy defender A.J. DeLaGarza and his wife Megan.Fans are encouraged to bring dental items to StubHub Center on Aug. 27 that will be given to the Los Angeles Ronald McDonald House. Toothbrushes, toothpaste and floss can be dropped off at each entrance of StubHub Center from 5:45 p.m. to 8:00 p.m. with donations also welcomed at the LA Galaxy Foundation booth on the concourse at StubHub Center until the end of halftime