A clip assembly that is adapted to be secured into an upholstery substrate comprising: a plurality of clip members including at least a first clip member and a second clip member, each of the first clip member and the second clip member respectively including a clip member base and clip legs extending in a spaced manner from the clip base and each having a barb that define an inner shoulder, the inner shoulders of respective barbs constructed and arranged to secure a bead of listing therebetween, the clip base having a first base end and an opposing second base end disposed along a longitudinal axis of the first clip member; the second clip member including a second clip member base with second clip legs extending in a spaced manner from the base and each having barbs that define an inner shoulder, the inner shoulders of respective barbs constructed and arranged to secure the bead therebetween, the bead extending from the second clip member base, and the second clip member base having opposing second base ends disposed along a longitudinal axis of the second clip member; a first connector (510, 512) mounted at the first base end of each clip member and a second connector (510, 512) mounted at the second base end of each clip member, wherein the first connector (510, 512) of the first clip member is constructed and arranged to removably attach to the second connector (510, 512) of the second clip member, the first clip member pivoting with respect to the second clip member along a connector axis transverse to the longitudinal axis; characterized in that the barb of at least one clip leg has a top surface with an elongated groove (2360, 2660) therein that extends in a direction transverse to the longitudinal axis. a plurality of clip members including at least a first clip member and a second clip member, each of the first clip member and the second clip member respectively including a clip member base and clip legs extending in a spaced manner from the clip base and each having a barb that define an inner shoulder, the inner shoulders of respective barbs constructed and arranged to secure a bead of listing therebetween, the clip base having a first base end and an opposing second base end disposed along a longitudinal axis of the first clip member; the second clip member including a second clip member base with second clip legs extending in a spaced manner from the base and each having barbs that define an inner shoulder, the inner shoulders of respective barbs constructed and arranged to secure the bead therebetween, the bead extending from the second clip member base, and the second clip member base having opposing second base ends disposed along a longitudinal axis of the second clip member; a first connector (510, 512) mounted at the first base end of each clip member and a second connector (510, 512) mounted at the second base end of each clip member, wherein the first connector (510, 512) of the first clip member is constructed and arranged to removably attach to the second connector (510, 512) of the second clip member, the first clip member pivoting with respect to the second clip member along a connector axis transverse to the longitudinal axis; characterized in that the barb of at least one clip leg has a top surface with an elongated groove (2360, 2660) therein that extends in a direction transverse to the longitudinal axis.