Don Fambrough, former Kansas University football coach and author of “Three Little Jayhawks,” will put on a book signing and sale from 5 p.m. to 6 p.m. Friday and from 2 p.m. to 3 p.m. Saturday at HyVee on West Sixth Street.

Half of all proceeds will benefit Alex’s Lemonade Stand charity, which supports childhood cancer research.

The signing is part of the Greater Kansas City Alex’s Lemonade Stand event. Lemonade stands will be at HyVee stores across the region from 10 a.m. to 6 p.m. Friday and Saturday.