Celebrities often put their names to clothing lines, homeware products, and beauty items. Yet stars who are looking for a foolproof money-maker that will keep bringing returns – even if they step out of the spotlight – are increasingly investing in household-name franchises. After all, by putting their earnings into an established chain, supported by a strong management team, they can feel confident of a good payback. Click or scroll through our gallery to see the famous names who have taken a bite out of franchise opportunities.