至于名人代言广告并不涉及“主角”销售，证据是复杂的。

Regarding the appearance of celebrities in advertisements that do not involve host selling, the evidence is mixed.

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名人代言广告是广告活动中最常见的一种形式。

Celebrity engaging in advertisement is a familiar form of advertising activity.

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消费者对于“名人广告”的投诉日益增多，名人代言广告不真实已引发信用危机和诸多法律争议。

The consumers' complains about the advertisements of celebrities increase day by day. The falsity of celebrities' advertisements has already caused the credit crisis and many legal disputes.

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