A surface cleaning apparatus (10, 100), comprising: a housing (110, 120, 125) including an upright assembly and a base pivotally mounted to the upright assembly and adapted for movement across a surface to be cleaned; a working air path through the housing (110, 120, 125); a recovery container provided on the housing (110, 120, 125) and defining a portion of the working air path; a suction source provided on the housing (1 10, 120, 125) and defining a portion of the working air path; and a suction nozzle assembly (16, 122, 124) selectively removably mounted on the base and at least partially defining a suction nozzle inlet (151, 152, 180) adapted to be adjacent the surface to be cleaned and at least partially defining an agitator chamber; a fluid delivery system provided on the housing (110, 120, 125) and comprising: a fluid supply container configured to store a supply of cleaning fluid; a fluid distributor (38, 144, 185) in fluid communication with the fluid supply container and configured to dispense cleaning fluid to the surface to be cleaned, at least a portion of the fluid distributor (38, 144, 185) carried on an upper exterior portion of the suction nozzle assembly (16, 122, 124) and configured to spray forwardly of the base; a flow control actuator configured to control a flow of cleaning fluid from the fluid supply container to the fluid distributor (38, 144, 185); and an agitator (26, 130, 132) removably mounted within the agitator chamber, characterized in that at least a portion of the fluid distributor (38, 144, 185) that is carried on the upper exterior portion of the suction nozzle assembly (16, 122, 124) is selectively removable with the suction nozzle assembly (16, 122, 124). a housing (110, 120, 125) including an upright assembly and a base pivotally mounted to the upright assembly and adapted for movement across a surface to be cleaned; a working air path through the housing (110, 120, 125); a recovery container provided on the housing (110, 120, 125) and defining a portion of the working air path; a suction source provided on the housing (1 10, 120, 125) and defining a portion of the working air path; and a suction nozzle assembly (16, 122, 124) selectively removably mounted on the base and at least partially defining a suction nozzle inlet (151, 152, 180) adapted to be adjacent the surface to be cleaned and at least partially defining an agitator chamber; a fluid delivery system provided on the housing (110, 120, 125) and comprising: a fluid supply container configured to store a supply of cleaning fluid; a fluid distributor (38, 144, 185) in fluid communication with the fluid supply container and configured to dispense cleaning fluid to the surface to be cleaned, at least a portion of the fluid distributor (38, 144, 185) carried on an upper exterior portion of the suction nozzle assembly (16, 122, 124) and configured to spray forwardly of the base; a flow control actuator configured to control a flow of cleaning fluid from the fluid supply container to the fluid distributor (38, 144, 185); and a fluid supply container configured to store a supply of cleaning fluid; a fluid distributor (38, 144, 185) in fluid communication with the fluid supply container and configured to dispense cleaning fluid to the surface to be cleaned, at least a portion of the fluid distributor (38, 144, 185) carried on an upper exterior portion of the suction nozzle assembly (16, 122, 124) and configured to spray forwardly of the base; a flow control actuator configured to control a flow of cleaning fluid from the fluid supply container to the fluid distributor (38, 144, 185); and an agitator (26, 130, 132) removably mounted within the agitator chamber, characterized in that at least a portion of the fluid distributor (38, 144, 185) that is carried on the upper exterior portion of the suction nozzle assembly (16, 122, 124) is selectively removable with the suction nozzle assembly (16, 122, 124).