Cell reference syntax or formula

[Kuehl5000]

Simple problem:

a1 = "A"
a2 = "3"
a3 = "bunny"

a4 = tell me what formula or syntax I need to combine cells a1 and a2 to reference cell a3 and return the word "bunny".

I can't function today, help me out.

[martindwilson]

=indirect(a1&a2)

[NeedForExcel]

Paste this in A4 - =INDIRECT(A1&A2)

[Kuehl5000]

thanks guys.