Sydney Sweeney knows sex sells ... and she's going all in on the adage for her new lingerie line. Check out these new photos Sydney just posted promoting her new venture, SYRN ... she's got the girls out and is dangerously close to giving folks a look at her nipples. Sydney's well known for her famous pair, but she's also showing off her derriere ... and she's doing some sexy gardening in her lingerie sets. The "Christy" star is a total knockout here ... and she knows how to ride ... get a load