I do tri-tip, actually. Easy roasting in one day, usually 3 at a time but leave it as rare as possible. Then I slice it all up and just toss it in the tupperware. Holds up well.
Instead of your weight and weight, please give us the size of your calves at the largest point, your knee joint, and quads 4 inches from the top of the patella.
She sounds like she'll always use some excuse against you. Also? She cancelled on trip, and decided to book for Memorial Day Weekend, aka big ass drunk day, instead of tryign to find a time to go...
