Pakistan, Feb. 8 -- Harry Styles' return to music after three years has stirred growing controversy, as tensions reportedly rose among former One Direction bandmates following a series of moves many insiders described as competitive and poorly timed.

The situation escalated when Styles released his new single on the same day Louis Tomlinson launched his studio album, a decision sources say appeared dismissive and intensified long-simmering rivalries within the group.

Soon after, Tomlinson publicly urged fans to support his work, while Zayn Malik added fuel during his Las Vegas residency by making pointed remarks that followed backlash over Styles' expensive tour tickets.

Insiders claim frustration has built steadily, as bandmates watch...