2 sentences

1. 她在这次比赛中表现出色，大出风头。

   tā zài zhè cì bǐ​sài zhōng biǎo​xiàn chū​sè, dà chū​fēng​tou.

   She performed brilliantly in the competition and stole the spotlight.

   Source: Dong Chinese Dictionary

2. 他在晚会上为了出风头，穿得非常夸张。

   tā zài wǎn​huì shàng wèi​le chū​fēng​tou, chuān de fēi​cháng kuā​zhāng.

   He dressed very extravagantly at the party just to show off.

   Source: Dong Chinese Dictionary