Short, simple - Why doesn't it work as a function

*To*: mathgroup at smc.vnet.net*Subject*: [mg71765] Short, simple - Why doesn't it work as a function*From*: "wooks" <wookiz at hotmail.com>*Date*: Tue, 28 Nov 2006 06:04:19 -0500 (EST)

{#, a} & /@ {a, b, c} gives {{a, a}, {b, a}, {c, a}} which is what i want. why[x_List] := {#, a} & /@ x; why[{a, b, c}] gives. {{a, a}, {{b, a}, {{c, a}, {}}}} not what I want. I've checked the FullForms and they are different - why??

**Follow-Ups**:**Re: Short, simple - Why doesn't it work as a function***From:*Sseziwa Mukasa <mukasa@jeol.com>