The Forbes Under 30 Summit is bringing major star power to the Hub. The four-day conference kicks off Sunday with a concert on City Hall Plaza featuring performances by Jason Derulo, Halsey, Gallant, and Delta Rae, and will continue through Oct. 19 with a host of panel discussions and guest speakers, including actor-venture capitalist Ashton Kutcher, Olympic medalists Aly Raisman and Michael Phelps, celebrity chef-restaurateur Bobby Flay, model-author Chrissy Teigen, Boston Celtics co-owner Wyc Grousbeck, Mayor Marty Walsh, Governor Charlie Baker, “Hamilton’’ actor Anthony Ramos, Dr. Deepak Chopra, sex therapist Dr. Ruth Westheimer, tennis star-entrepreneur Maria Sharapova, Draft­Kings CEO Jason Robins, New England Patriots tight end Martellus Bennett (who’s also a children’s book author and founder of The Imagination Agency), Globe managing director Linda Pizzuti Henry, and Boston Beer Co. founder Jim Koch — to name a few.

To give you an idea of some of the events that are planned on Monday, here’s a small sampling: “Hamilton’’ star Okieriete Onaodowanwill present a spoken word performance accompanied by what’s described as “a groundbreaking synched VR experience’’; actress Jessica Alba (pictured) will speak about how she started The Honest Company; Virgin Group founder Sir Richard Branson will give a talk titled “Business Is an Adventure,’’ and Derulo, the singer-songwriter known for such hits as “Talk Dirty’’ and “Watcha Say,’’ will speak at Harvard Business School about the state of the music industry.

The events will take place at Faneuil Hall, Harvard Business School, Northeastern University, and Emerson College’s Cutler Majestic Theatre. For the complete schedule, visit www.under30summit.com.