TV TATTLE
John Oliver rips HBO owner AT&T, again -- this time over its "absolutely terrible" wireless network
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The Last Week Tonight host took a shot at his network's corporate parent during a segment on overcrowding on Mount Everest. In March, Oliver took a shot at AT&T amid a lengthy rant about the FCC and robocalls.
TOPICS: John Oliver, HBO, Last Week Tonight with John Oliver, AT&T, Late Night
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