Get all elements that only occur once

Question

Using LINQ, can I get a list of all int elements that only occur once?

For instance

{1,2,4,8,6,3,4,8,8,2}

would become

Answer 1

var result =
    from x in xs
    group xs by x into grp
    where grp.Count() == 1
    select grp.Key;

like that?

50seconds too late ... :/