In contrast, Spurs boss Mauricio Pochettino left Tyneside having seen a satisfactory performance from his men, who were eventually rewarded for their patience.
The Dane shot across the face of goal with 27 minutes gone after Spurs had broken from a Newcastle corner, and he tested goalkeeper Rob Elliot with a dipping volley four minutes before the break.
Dwight Gayle overcame a hamstring injury to lead the Newcastle line and sliced over the crossbar when presented with an opportunity by Dummett, who soon suffered a similar issue and was forced off after just seven minutes - Jamaal Lascelles his replacement.
Death toll in Nepal landslides, floods rises to 49
Monsoon rains from June to September are important for farm-dependent Nepal, but they also cause havoc each year. The Red Cross said in a statement the death toll had reached at least 53, with dozens more missing and injured.
The combative midfielder was trying to get the ball back quickly, Alli moved it away and Shelvey reacted by treading on Alli's ankle. - Dele Alli has scored 13 Premier League goals in 2017; among English players, only Harry Kane (21) has scored more.
Shelvey became the first Newcastle player since Shearer, funnily enough, to be sent off on the opening day of a new Premier League season for the club.
Much of the team that started on Sunday were stalwarts from Tottenham's most successful Premier League campaign ever last season. The red card changed everything. Eric Dier plays, as does Moussa Dembele, while there is also a start for former Magpie Moussa Sissoko.