celebrity seeding
n.— «The term “Celebrity Product Placement” is used to describe several related techniques, but its definition applies to each: free products are distributed to celebrities in expectation of a promotional benefit. Unlike the more overt, paid-for endorsement, it offers a distinct advantage. It can appear like a product choice made on individual preference.…Most companies that attempt celebrity seeding fail.» —“Celebrity Seeding: The New Product Placement?” Hollywood Madison Nov. 8, 2006. (source: Double-Tongued Dictionary)