A dispenser assembly facilitating selective dispensing of sheet material from a plurality of supplies of sheet material, comprising: a dispenser housing having a plurality of support assemblies (20, 24) each rotatably supporting a corresponding supply of sheet material of the plurality of supplies of sheet material within the dispenser housing, and a discharge for dispensing of the sheet material from the plurality of supplies of sheet material from the dispenser housing; a plurality of guide rollers (42, 44) positioned along and engaging the plurality of supplies of sheet material; and a drive system that facilitates dispensing of the sheet material from the plurality of supplies of sheet material along respective discharge paths (65A, 65B) and from the discharge of the dispenser housing, the drive system including: a plurality of driven rollers (56, 58) each configured to engage and move sheet material from a respective supply of sheet material along a discharge path and from the discharge of the dispenser housing; a plurality of driven roller belt gears (67, 69) each operatively connected to a respective driven roller (56, 58) of the plurality of driven rollers (56, 58); a drive mechanism connected to the plurality of driven rollers (56, 58) by a belt driven transmission, wherein when the drive mechanism is driven in one direction, one of the plurality of driven rollers (56, 58) is rotated to dispense sheet material from its respective supply of sheet material, and when the drive mechanism is driven in the opposite direction, another one of the plurality of driven rollers (56, 58) is rotated to dispense sheet material from its respective supply of sheet material; a drive mechanism belt gear operatively connected to the drive mechanism, wherein a drive belt engages each of the driven roller belt gears (67, 69) and the drive mechanism belt gear to transfer power between the drive mechanism and selected driven rollers (56, 58) of the plurality of driven rollers (56, 58). a dispenser housing having a plurality of support assemblies (20, 24) each rotatably supporting a corresponding supply of sheet material of the plurality of supplies of sheet material within the dispenser housing, and a discharge for dispensing of the sheet material from the plurality of supplies of sheet material from the dispenser housing; a plurality of guide rollers (42, 44) positioned along and engaging the plurality of supplies of sheet material; and a drive system that facilitates dispensing of the sheet material from the plurality of supplies of sheet material along respective discharge paths (65A, 65B) and from the discharge of the dispenser housing, the drive system including: a plurality of driven rollers (56, 58) each configured to engage and move sheet material from a respective supply of sheet material along a discharge path and from the discharge of the dispenser housing; a plurality of driven roller belt gears (67, 69) each operatively connected to a respective driven roller (56, 58) of the plurality of driven rollers (56, 58); a drive mechanism connected to the plurality of driven rollers (56, 58) by a belt driven transmission, wherein when the drive mechanism is driven in one direction, one of the plurality of driven rollers (56, 58) is rotated to dispense sheet material from its respective supply of sheet material, and when the drive mechanism is driven in the opposite direction, another one of the plurality of driven rollers (56, 58) is rotated to dispense sheet material from its respective supply of sheet material; a drive mechanism belt gear operatively connected to the drive mechanism, wherein a drive belt engages each of the driven roller belt gears (67, 69) and the drive mechanism belt gear to transfer power between the drive mechanism and selected driven rollers (56, 58) of the plurality of driven rollers (56, 58). a plurality of driven rollers (56, 58) each configured to engage and move sheet material from a respective supply of sheet material along a discharge path and from the discharge of the dispenser housing; a plurality of driven roller belt gears (67, 69) each operatively connected to a respective driven roller (56, 58) of the plurality of driven rollers (56, 58); a drive mechanism connected to the plurality of driven rollers (56, 58) by a belt driven transmission, wherein when the drive mechanism is driven in one direction, one of the plurality of driven rollers (56, 58) is rotated to dispense sheet material from its respective supply of sheet material, and when the drive mechanism is driven in the opposite direction, another one of the plurality of driven rollers (56, 58) is rotated to dispense sheet material from its respective supply of sheet material; a drive mechanism belt gear operatively connected to the drive mechanism, wherein a drive belt engages each of the driven roller belt gears (67, 69) and the drive mechanism belt gear to transfer power between the drive mechanism and selected driven rollers (56, 58) of the plurality of driven rollers (56, 58).