An improved showerhead assembly is provided for facilitating the application of soap or shampoo upon a bather. The showerhead assembly is preferably handheld and includes an elongate handle, and a showerhead including a face having one or more nozzles for spraying water. In addition, the showerhead assembly includes a detachable reservoir for storing soap or shampoo. Preferably, the reservoir is detachable from the showerhead by a threaded coupling in which the reservoir includes male threads which can be capped. Preferably, the showerhead assembly includes a controller for allowing one to selectively dispense shampoo or soap from within the reservoir into the stream of water which is ejected from the showerhead nozzles.