SP likes it to make it dramatic, but it was a little close to original.
Everybody including the army and Duryodhana wanted Karna to be the next commander ( Citation provided earlier), but Karna suggested the name of Drona. But what Starbharata showed was a masala version of this.
"...Karna said, 'All these foremost of men are high-souled persons. Every one of them deserveth to be our leader. There is no need of any minute examination. All of them are conversant with noble genealogies and with the art of smiting; all of them are endued with prowess and intelligence, all of them are attentive and acquainted with the scriptures, possessed of wisdom, and unretreating from battle. All, however, cannot be leaders at the same time. Only one should be selected as leader, in whom are special merits. All of these regard one another as equals. If one amongst them, therefore, be honoured, others will be dissatisfied, and, it is evident, will no longer fight for thee from a desire of benefiting thee. This one, however, is the Preceptor (in arms) of all these warriors; is venerable in years, and worthy of respect. Therefore, Drona, this foremost of all wielders of weapons, should be made the leader..."