Do you know what day this is, What day is this, what day is this? Do you know what day this is -- The second Sunday of May. The calendar says it's Mother's Day, It's Mother's Day, it's Mother's Day. The calendar says it's Mother's Day -- The second Sunday of May. And so, I think I'll tell my mom, I love her so; I love her so. And I'll find ways to show my love The second Sunday of May.