Mike and Dave Need Wedding Dates

The movie begins with Mike Stangle trying to sell liquor to bar owner Randy. He recruits his brother Dave to pose as a customer to help with the sale, and despite knowing their antics, Randy surprisingly makes a purchase.

Mike and Dave's parents, Burt and Rosie, hold a family meeting, showing a slideshow of the brothers' past misdeeds. This includes events that caused havoc during family gatherings, and they insist that the brothers bring dates to their sister Jeanie's wedding in Hawaii.

We are introduced to Alice and Tatiana, who lure a cab driver and experience a wild night. Their reckless behavior results in them getting fired, and in the aftermath, they decide to embark on an adventure to shake off their troubles.

In an effort to secure dates, Mike and Dave post an ad offering a trip to Hawaii, which gets a huge response. However, they encounter outrageous applicants during the interview process, including one particularly memorable person in drag.

On 'The Wendy Williams Show', Alice and Tatiana see the brothers' ad and decide to prepare themselves for what could be a thrilling trip. Their excitement grows as they reflect on the opportunity for a fresh start amidst their personal struggles.

Alice and Tatiana make an impression by nearly causing a traffic accident to catch Mike and Dave's attention. This outrageous stunt leads to a funny misunderstanding, prompting Mike to jump in to help Tatiana.

The group travels to Hawaii, where Mike and Dave introduce Alice and Tatiana to their family. The girls quickly charm everyone, especially when they convince Jeanie and Eric to join in on an ATV adventure.

During the ATV excursion in Hawaii, Mike accidentally collides with his sister Jeanie, resulting in a serious bruise. This incident adds to the escalating comedic chaos as the group begins to unravel.

With guilt hanging over her, Alice accompanies Jeanie to a spa hoping to help her relax. Unfortunately, their playful antics create an embarrassing scene, particularly when Jeanie is subjected to an overly intimate massage.

During the rehearsal dinner, Alice slips ecstasy to Jeanie, leading to unexpected and wild behavior that puts the wedding at risk. This moment adds tension as family secrets and confrontations rise to the surface.

Realizing the seriousness of their mistakes, the brothers rally to rectify the chaos they have caused. Eric confronts Jeanie about her feelings, and they work together to reignite their relationship, illustrating the power of communication.

On wedding day, things spiral into frenzy as Mike and Dave scramble to pull off the wedding arrangements. Their parents witness the chaos, astonished at what their sons are managing to orchestrate.

As the night culminates, Mike surprises Tatiana with a business proposal, hinting at a new chapter in their relationship. Meanwhile, Dave and Alice solidify their bond, showcasing growth and potential within their connection.

In a heartwarming conclusion, the brothers perform a comedic song for the newlyweds. This moment encapsulates the film's joyful chaos and the celebration of family and friendships.

In the film’s final moments, Mike and Tatiana stealthily slip away for a romantic moment in the stables, leaving behind the noise of the wedding festivities. Their connection symbolizes the new adventures ahead for all involved.