Denise Richards has asked ex-husband Charlie Sheen, with whom she’s in constant battle over custody of their two children, ironically to donate sperm so that she can have another child with him. Hmm, as flattering as that might be to a man, Sheen naturally wants no part in making her dreams come true. “There was a request for a donation,” he says. “I would sooner, in exactly what I’m wearing, walk on the surface of the moon.” And we’re thinking, Since she has such giant balls, why doesn’t she use a squirt of her own sperm?