A giant grin, accompanied by a slight chuckle, had been the grand finale to any of his most successful jokes, while the less impressive resulted in a raise of both his brows, which he followed with a semi-satisfied smirk. The least entertaining attempt at humor would get a shrug and a short grimace that reflected he too understood hed just bombed. Olivia was acquainted with them all now, considering all the time theyd spent together, the most shed spent with any other individual inside the vault. Olivia had become accustomed to his infectious humor, though it hadnt always been so. Especially, when theyd first met.