When planning a high-profile event, organizers often look to add some serious star power to create buzz and draw in attendees. But booking a celebrity appearance comes with a hefty price tag that can stretch into the six and even seven figure range for the biggest names.

While fees can vary widely based on the celebrity’s popularity and demand, hosts should be prepared to pay a premium for A-list talent. An appearance by an actor like Leonardo DiCaprio or Scarlett Johansson at a corporate event could easily command $500,000 to $1 million or more. Music icons like Beyoncé, Taylor Swift, or Drake frequently earn $1 million-plus just to show up.

For events with limited budgets, there are celebrities who can be booked for lower fees in the $25,000 to $100,000 range. Up-and-coming actors, TV personalities, musicians, athletes and other public figures are often available for more reasonable rates as they build their fame and reputation.

No matter the cost, booking a celebrity provides an automatic headline draw. Big names lend an air of excitement and prestige that can increase ticket sales and sponsorship dollars. According to event professionals, the right celebrity can pay for themselves many times over through the revenue and exposure they generate.

In addition to performance fees, hosts need to factor in other expenses like travel, accommodations, security, special requests and more that can significantly increase costs. Celebrity riders are notorious for demanding everything from specific snack items to the exact temperature the dressing room needs to be set at.

Events professionals say the true value comes in closely aligning an event’s theme and audience with the right celebrity. An artist promoting a new album or movie can be a smart investment for related events. A star’s ability to lend gravitas and promote a company or cause can justify the hefty price tag if their values and persona are a good match.

Though hiring a celebrity can be a major investment, the potential returns of massively increased interest, attendance and revenue make it worthwhile when the right name is attached to an event. Their star power simply can’t be matched.