Smoking article

A smoking article, such as a cigarette, comprises a lighting end (14) and a mouth end (18); a mouth end piece segment disposed at the mouth end (18); an aerosol-generation system (60) including (i) a heat generation segment (35) disposed at the lighting end (14), said heat generation segment (35) having a length and including a heat source (40), and (ii) an aerosol-generating segment (51) incorporating aerosol-forming material, said aerosol-generating segment (51) having a length and being disposed adjacent to, and physically separate from, the heat generation segment (35); an interior segment (155) positioned between the aerosol-generating segment (51) and the mouth end piece segment; a single piece of outer wrapping material providing an overwrap (64) (i) around the interior segment (155) for at least a portion of its length, (ii) around the aerosol-generating segment (51) for the length of that segment (51), and (iii) around the heat generation segment (35) for at least a portion of its length; the segments (155, 51, 35) being connected together by the overwrap (64) to provide a cigarette rod; and the mouth end piece segment being connected to the cigarette rod using tipping material (78).