Trying for a baby girl myths?

Stacey • TTC #2 whilst living with Elhers-Danlos Syndrome - Hypermobility, POTS, Fibro and Chronic Fatigue Syndrome.
Right ladies, we would love to have a DD and already have a DS. I've seen a few myths online on what to do to try and convince a baby girl. Tell me your stories or myths you've heard!  xx