Evaluating Intercostobrachial Nerve Block's Effect on Pain Control After Shoulder Replacement

Inclusion Criteria: * Adult patients 18-80 years old * Adult patient's BMI \<= 35 * Individuals presenting for primary total shoulder arthroplasty or reverse total shoulder arthroplasty * Anticipated discharge home same day of surgery * Patient is able to provide informed consent to participate in the study. Exclusion Criteria: * Patient presenting for revision shoulder surgery * Allergy to amide local anesthetic, liposomal bupivacaine or other medication involving liposomal formulation * Preexisting neurological deficits involving or potentially involving the ipsilateral brachial plexus * Preexisting contralateral vocal fold paralysis or recurrent laryngeal paralysis * Psychiatric or cognitive disorders that could interfere with perioperative evaluation including drug or alcohol abuse * Chronic pain conditions * Preoperative opioid use * Moderate to severe pulmonary disease * Moderate to severe sleep apnea * Planned postoperative admission. * Unplanned postoperative admission * Any contraindication to interscalene or intercostobrachial nerve block including any local disorder of the skin where blockade is to be performed which would prevent safe performance of the block * Any coagulation abnormality which would be a contraindication for block placement * Preoperative chronic renal dysfunction requiring renal replacement therapy or CrCl \< 60 * Sulfa allergy (or other reason patient cannot receive celecoxib) * Allergy or intolerance to any medication in the protocol * Body mass index \>35 * Pregnancy * Incarceration * ASA classification greater than 3 * Inability to provide informed consent * Refusal to participate in the study