Evaluate the valence intensity of the following tweet, considering the mood of the tweeter. Provide a score between 0 and 1, where 0 indicates very negative and 1 indicates very positive.
Tweet: [Moment of levity on the B41] Baby: I want ISIS! Give me ISIS!\nMom: Shh!\nBaby: I want ISIS!\nWest Indian woman: She wants what?\nMom: *Ices*.
0.688