title: Google Calendar Events Response is Empty
body: <p>We are fetching google calendar events through OAuth2 tokens with Google Calendar API V3 to our customers, but for some of customers' calendar getting empty response. We got empty response for the same calendar in Google OAuth Playground.</p>
  
  <pre><code>{
    "nextPageToken": "CjkKK2xwamMycHJ2MDU2cGp2YFxcmY3OXRtNTg0XzIwMTQwMjEyVDA0MzAwMFoYASCAgMDEtcaFoBQaDQgAEgAY2M-X7qfLvAI=", 
    "kind": "calendar#events", 
    "defaultReminders": [
      {
        "minutes": 30, 
        "method": "popup"
      }
    ], 
    "items": [], 
    "updated": "2014-02-14T09:32:57.943Z", 
    "summary": "TEST", 
    "etag": "\"TuPKiPtcUnaxp3U8BefUMu26Bg/LWnnxrAP6L1-mgjBDhy0rIebYaE\"", 
    "timeZone": "Asia/Calcutta", 
    "accessRole": "owner"
  }
  </code></pre>
  
  <p>But when the same user is authenticated through AuthSub, it is fetching the events list. Is anyone having the same issue? Any help would be appreciated.</p>
  
  <p>TIA,
  Riyaz.A </p>