Ability to play particles?

Anyone know how to do this? I’ve tried the following…

RequestNamedPtfxAsset("scr_rcbarry2")
UseParticleFxAssetNextCall("scr_rcbarry2")
StartParticleFxLoopedOnEntity("scr_clown_appears", GetPlayerPed(-1), 0.0, 0.0, -0.5, 0,.0 0.0, 0.0, 1.0, false, false, false)