How much will it cost to have Alexandra Burke sing at a birthday party?

The cost of hiring Alexandra Burke to perform at a private event may vary depending on several factors such as the event's location, duration, and the services requested. To obtain a precise quote, it is best to contact Alexandra Burke's management or booking agency directly. Some event planning platforms and entertainment booking websites may provide estimated prices for celebrity appearances, but it's essential to confirm these figures with the artist's team to ensure accuracy.