Is the sentiment of the provided text positive?

Given Text: "mom: ""So you got U2 on Wednesday night... what time does college start on Thursday?"" me: ""8:30"" mom: [walks out of room laughing maniacally]"
"mom: ""So you got U2 on Wednesday night... what time does college start on Thursday?"" me: ""8:30"" mom: [walks out of room laughing maniacally]"