Head to Philbrook for an all-day celebration of the life, work and influence of Robert Rauschenberg, one of the 20th century’s most important artists. Special guests will include noted scholars, artists, musicians and more. Through lectures, performances, conversations and interactive breaks, guests will be immersed in the mind and creative process of the iconic Rauschenberg. Advance tickets are $20; after Aug. 15, they’re $30, or $25 for members. Through 4 p.m.