A prove up hearing is a brief court session where both parties present evidence and testimony for an uncontested divorce before a judge. Prove-ups are specific hearings in which divorcing parties "prove-up" (or present) their petition, marital settlement agreement, and parenting plan.The proveup is the final court date for an Illinois divorce. Up is when at least the Petitioner, and sometimes the Respondent, appears in front of a judge to finalize their divorce case. At the proveup hearing, due to the default, this is known as a "default" proveup. A proof up hearing is where you have to provide evidence to the Court that will justify the Court in granting a Judgment to you. Default judgment are not entered without proveups in which you have to present evidence to show that you are entitled to the money. (a) The Petitioner or the Counter-Petitioner shall present to the Judge hearing the prove-up, in a single package prior to commencement of testimony, the. They may then proceed to the assigned judge's courtroom for the prove-up hearing and entry of the Judgment. (If.