a portrait of the late actress painted by andy warhol is going up for auction in new york in may.to fetch as much as $30 million. actor hugh grant sold a similar portrait of taylor in 2007, for $23.6 million. >> there's a lot of nostalgia that's generated by this. a lot of interest in her romances, her jewels. and certainly the movies that she made. >> reporter: while thursday's service was mainly for taylor's family, a public memorial is being planned. befitting a life lived in front of the cameras. ben tracy, cbs news, los angeles. >> and there's still so much interest, renewed -- i mean there's always interest in liz taylor. but you talk about this renewed interest. ben touched on it a little bit. you know, things for sale on ebay, searches for liz taylor have just skyrocketed. products with liz taylor have skyrock skyrocketed. so, you know, if you need a fix you can find it online. >> you can only imagine what the turnout for that public service is going to be like. >> enormous. >> we'll be right back. this is "the early show" here on cbs. stay with us. the cream disappears bu