So is that her slimming secret? Svelte Kirstie Alley dines at healthy sushi restaurant after DWTS semi-final

After a week of intense rehearsals and then performing three dances on live television, you'd forgive Kirstie Alley for working up a monster appetite.But following her stint on Dancing With The Stars last night the newly-svelte actress clearly had no intention of letting things slip.Which might explain why she opted for a healthy sushi restaurant to dine at after the show.Despite insisting she