A staple cartridge assembly for stapling tissue, comprising: a cartridge body, comprising: a proximal end; a distal end; and a plurality of staple cavities; a plurality of staples positioned in said staple cavities, wherein each said staple comprises: a base; a leg extending from said base, wherein said leg comprises a tip configured to penetrate the tissue; and a foot extending from said base; and a firing member configured to eject said staples from said staple cavities when said firing member is moved from the proximal end toward the distal end of the cartridge body, the firing member comprising: a firing ramp configured to contact said bases of said staples to drive said staples out of said staple cavities; an alignment ramp configured to contact said feet of said staples if said staples are misoriented to properly orient said staples prior to said firing ramp driving said staples out of said staple cavities; an alignment channel aligned with said alignment ramp, wherein said alignment channel is configured to receive said feet of said staples once said staples are properly oriented; and characterised in that said firing member further comprises: a firing channel (2643, 2649) aligned with said firing ramp, wherein said firing channel is configured to receive said bases of said staples. a cartridge body, comprising: a proximal end; a distal end; and a plurality of staple cavities; a proximal end; a distal end; and a plurality of staple cavities; a plurality of staples positioned in said staple cavities, wherein each said staple comprises: a base; a leg extending from said base, wherein said leg comprises a tip configured to penetrate the tissue; and a foot extending from said base; and a base; a leg extending from said base, wherein said leg comprises a tip configured to penetrate the tissue; and a foot extending from said base; and a firing member configured to eject said staples from said staple cavities when said firing member is moved from the proximal end toward the distal end of the cartridge body, the firing member comprising: a firing ramp configured to contact said bases of said staples to drive said staples out of said staple cavities; an alignment ramp configured to contact said feet of said staples if said staples are misoriented to properly orient said staples prior to said firing ramp driving said staples out of said staple cavities; an alignment channel aligned with said alignment ramp, wherein said alignment channel is configured to receive said feet of said staples once said staples are properly oriented; and characterised in that said firing member further comprises: a firing channel (2643, 2649) aligned with said firing ramp, wherein said firing channel is configured to receive said bases of said staples. a firing ramp configured to contact said bases of said staples to drive said staples out of said staple cavities; an alignment ramp configured to contact said feet of said staples if said staples are misoriented to properly orient said staples prior to said firing ramp driving said staples out of said staple cavities; an alignment channel aligned with said alignment ramp, wherein said alignment channel is configured to receive said feet of said staples once said staples are properly oriented; and characterised in that said firing member further comprises: a firing channel (2643, 2649) aligned with said firing ramp, wherein said firing channel is configured to receive said bases of said staples.