Influencer marketing has become an essential part of digital marketing strategies. This essay explores the impact of influencers on consumers in the 21st century and how companies can use influencer marketing to increase brand awareness and build customer base. It discusses good, bad, and ugly influencers and provides examples of successful and unsuccessful influencer marketing campaigns. The essay also emphasizes the importance of choosing the right influencer for your brand and complying with guidelines to protect the interest of consumers.