Complex sentence: Jack just stares at Madylyn in reply, as though shocked.Last as Jack celebrates his retirement at a bar, he gets rejected when he makes a drunken attempt to seduce his replacement.
Split into simpler sentences: Jack just stares at Madylyn in reply, as though shocked. Lastly, as Jack celebrates his retirement at a bar, he gets rejected when he makes a drunken attempt to seduce his replacement.