Lou is about to close up his bar for the night when Stella, one of his favorite regulars, walks in. The two friends are sharing their usual comfortable conversation, when Stella suddenly reveals an unexpected surprise and a more startling suggestion.  Vintage Theatre presents “Stella and Lou” – March 24 at 7:30pm and March 25 at 2:30 & 7:30pm (Grace Theater) – March 30 & 31 at 7:30pm (Carson Theater) – Dairy Center for the Arts, 2590 Walnut St, Boulder-80302 – $20 – thedairy.org or 303-444-7328.